Kinda think team Pacquiao is doing testing cause they hope for a Mayweather fight but that boat may have sailed. Either that or because Rios is working with Memo who works with Marquez.
Pacquiao vs. Rios To Have USADA Drug Testing
Michael Koncz, adviser to eight division world champion Manny Pacquiao, has exclusively confirmed to BoxingScene.com that USADA [US Anti-Doping Agency] will regulate a random drug testing protocol for the upcoming fight with Brandon Rios, scheduled to take place on November 24th [November 23rd in the United States] at the Venetian in Macau, China. Pacquiao (54-5-2, 38KOs) vs. Rios (31-1-1, 23KOs) will be carried by HBO Pay-Per-View