By Hilmar Rojas
Vic Drakulich will be the referee of the international welterweight title fight and eliminator for World Boxing Association on Saturday in Las Vegas, between Amir Khan British and Luis Collazo.
The Nevada Athletic Commission also appointed U.S. judges Adalaide Byrd, Jerry Roth and Cathy Leonard to keep the scores.
Collazo, former world champion and current international WBA king has a record of 35-5, 18 KO's, while Khan, also a former world champion has 28-3, 19 KO's.
The battle will take place before the main fight between Marcos Rene Maidana and Floyd Mayweather Jr., who will have Tony Weeks as the third in the ring, with Dave Moretti, Burt Clements and Michael Pernick in charge of the scorecards.
Gilberto Jesus Mendoza will be the WBA supervisor of both fights.