10 votes

Why does an unsuccessful NFL challenge result in the loss of a timeout?

This can be answered definitively, without much speculation, by reading articles from the NFL. The initial replay system, in place from 1986 to 1991, was scrapped for two reasons: After a six-...
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8 votes
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Are there any sports other than American football that have a coach's challenge?

As of 2014, Major League Baseball adopted its current replay system, in which each manager can challenge a call one time per game, and gets a second one if the first call that they challenged is ...
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  • 316
8 votes

Why is FIFA against adding instant replay to the game?

Actually FIFA has changed some of the rules. Not really an instant replay, but still huge progress. The German company Goal Control has been handed the contract by FIFA to provide goal line technology ...
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  • 181
7 votes

Why is FIFA against adding instant replay to the game?

There is NO good reason for the failure to implement video plays in professional soccer. Far from "breaking the flow of the game" it would actually prevent all those ridiculous delays where the ...
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  • 171
7 votes

Is a double-challenge possible?

No. Once one team challenges the play, that challenge covers all reviewable aspects of the play, at least as of the most recent rules (2015). From Rule 15, Section 2, Article 3: Note 2: All ...
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7 votes

Are you allowed unlimited challenges in a hockey game?

There are no challenges in the NHL. All replays are automatic: goals are reviewed by the video judge, with help from the war room in Toronto. Coaches do not have the ability to initiate replays in ...
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6 votes
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Hasn't Kasper Schmeichel broke the rules when saving Modrić's penalty during the World Cup 2018, Round of 16 match between Croatia and Denmark?

There are likely two possible reasons this technical breach of the Laws was not penalised. The offence was so minor that the referee was unable to detect it. The referee applied his discretion under ...
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6 votes

Hasn't Kasper Schmeichel broke the rules when saving Modrić's penalty during the World Cup 2018, Round of 16 match between Croatia and Denmark?

He leaves the goal line right when the shot is taken. This is quite normal behavior and accepted by the referees. It is very hard to see and the referee also has to watch the other players when they ...
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  • 5,097
6 votes

Why does an unsuccessful NFL challenge result in the loss of a timeout?

Bottom line: because that's what rules say. Quoting from the 2015 Rulebook, Rule 15, Section 2, Article 1: Each challenge will require the use of a team timeout. If a challenge is upheld, the ...
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6 votes

Are there any sports other than American football that have a coach's challenge?

The National Hockey League also has a coach's challenge, as of the 2015-2016 season (official announcement). Coaches have a single challenge, which can be used to review a scoring play. If the ...
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  • 161
5 votes

Are there any sports other than American football that have a coach's challenge?

It's not a coach's challenge per se, but cricket has the concept of player reviews, where either the batsman or the captain of the fielding side can request a review of an umpires decision.
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5 votes
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What if goal happens whilst a penalty VAR review is in process?

Nij's answer sums up the general principles and the correct outcome. I will attempt to answers based strictly on the Laws. Law 10 - Determining the Outcome of a Match, Section 1 - Goal Scored: A ...
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5 votes

What if goal happens whilst a penalty VAR review is in process?

If the goal was scored by the team who should be awarded a penalty, the goal should be awarded. This is standard officiating practice in the case of an advantage to the attacking team. If the goal ...
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  • 7,547
5 votes
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Can a player challenge a chair umpire correction?

Absolutely, I've seen that exact scenario happen many times. It usually results in the other player having to request the challenge since the call gets changed/overruled. Challenges are available for ...
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  • 8,379
4 votes

Does VAR allow referees to ignore unintentional fouls?

This question is based on two false premises: that an unintentional handball is a foul; and that the referee, Pitana, came to the conclusion that Perisic's handling was unintentional, yet still ...
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4 votes
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Does VAR allow referees to ignore unintentional fouls?

Referees refer to the same Laws of the Game no matter whether they trust VAR or their own eyes when they make decisions. The referee called penalty because he reviewed VAR footage and decided that it ...
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4 votes
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Are there any other instances of a coach's challenge backfiring?

Jim Schwartz's attempted challenge against the Texans in 2012 probably counts here. What happened: Texans running back Justin Forsett was knocked down, but got up and continued to run. The play was ...
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4 votes
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How is video replay implemented in association football?

Here's a link to an article regarding it's first use in competitive play. The official procedure right now appears to be: The VAR (video assistant referee) automatically reviews every goal, every ...
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3 votes

Use of Video Assistant Review (VAR) in FIFA World Cup 2018

The video assistant referee team (VART) constantly checks all play for any of the four situations, and searches for clear and obvious errors in such a case. Each member of the VART has a particular ...
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  • 7,547
3 votes

Why is hawkeye not allowed to automatically correct a wrong call?

At present the problem with not allowing Hawkeye to automatically correct a wrong call is the cost of installation. Many articles suggest the cost is $60,000-$100,000 per court. The price will go down ...
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3 votes
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Slovenia - Germany last goal of the 25-25 tie in EHF Euro 2018

Since, infractions and unsportsmanlike conduct that take place before or simultaneously with the final signal are to be punished (2.4), and for situations when referees have strong doubts in relation ...
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3 votes

Are there any sports other than American football that have a coach's challenge?

In Field Hockey each team has one video umpire referral per match, it seems limited to FIH World-Level competitions though (/when facilities are in place). As with the cricket example, it is the ...
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  • 1,226
3 votes
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In a video challenge in volleyball, does the challenging team have to specify the challenged fault?

For FIVB-conformant matches: The team has to specify the error to verify. If the error has not occured the team loses the challenge. This is also the case if another arbitrary error occurs, i.e., ...
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  • 330
3 votes
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Can you call a coach's challenge when you do not have a timeout?

A challenge with no timeouts left is not possible. And it will cost the team 15 yards, if the coach tries to do so. Section 2 - Instant Replay A team may not challenge a reviewable play: ...
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3 votes
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How does the VAR decide which camera to use?

Law 5.4 states that the VAR uses replay(s), so there is no limitation in what sort of replays are being used. Usually all with a proper perspective on the scene. The assistance from the video ...
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  • 5,097
3 votes

Tennis: Ball In or Out? Hawkeye vs Frame-by-Frame Video

Your impression of line calling is incorrect. The ball must physically touch the line to be counted in. An "overhang" as seen from directly above the ball (used in other ball sports such as football ...
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  • 7,547
3 votes

Third umpire in Hockey and Football sports

There is video replay in all common forms of both football and hockey: association football has video assistant referees. American football has instant replay review; actually performed by the ...
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  • 22.4k
3 votes

Which sport was the first to have a video referee?

From Replay review in gridiron football: The National Football League first adopted a limited Instant Replay system in 1986 More details on this can be found at e.g. Bleacher Report.
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3 votes

Can a tennis ball be in without touching the line?

No For a ball to be in, it must actually touch the line. Being above a portion of the line at point of maximum impact is not sufficient. As you rightly mention, the rules are fairly clear. From the ...
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  • 141
3 votes

Can an umpire refuse a challenge as being in bad faith?

It's hard to prove a negative, but neither the Laws, nor the Instructions to Technical Officials, nor the BWF umpire manuals mention any right of the umpire to refuse a challenge. The only limitation ...
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