Basketball Referee Gets Knocked Out 1 Second Into Game

Basketball Referee Knocked Out by Taking A Vicious Elbow To The Face

Kickboxing Referee Gets KNOCKED the F**K OUT During Match

This assistant referee gets knocked out, hit at a very short range in Argentina

Referee gets knocked out basketball game

Referee Gets Knocked Out Cold

Referee Gets Knocked Over on 'Monday Night Football'

Kickboxing Referee Gets KNOCKED the F**K OUT During Match

Referee Knocked UNCONSCIOUS During Patriots vs Broncos, Gets Carted Off the Field

Johnson wins second round of votes as Raab gets knocked out

Three-wheeler driver gets knocked into his own trailer in funny car accident

Funny Car Accident: Three-Wheeler Driver Gets Knocked Into His Own Trailer

Caught On CCTV: Crazy Dude Goes Chainsaw Massacre Into The Pub And Gets Knocked Out!

Rider Gets Smashed Into! BRUTAL Dirt Bike Accident! 3 Riders Get Knocked Down!

Freddie Roach says Mayweather runs into Pacquiao's left & gets knocked out!

Referee Shockingly Knocked Unconscious For Yellow Carding Argentinian Defender

'I DONT CARE ABOUT REFEREES! - BET ON THE 4th ROUND - PARKER IS GETTING KNOCKED OUT!' - HUGHIE FURY

Corner Man Knocked Out by Referee

Kickboxer has his front TEETH knocked out during fight... before referee calls it off as he attempts to spit them out!

Referee is Knocked Out

Bengals vs Ravens - Referee knocked down & trapped under huge fumble pile