Floyd Mayweather talks to the media in Washington, D.C. about his impending fight with Saul 'Canelo' Alvarez, the problem with sanctioning bodies in boxing, his history of fighting Mexican fighters, being an advocate for increased scrutiny in drug testing and more. Subscribe to our channel for more MMA videos! Click here: http://www.youtube.com/subscription_center?add_user=mmafightingonsbn- Check us out on Facebook (Facebook.com/MMAFighting) and follow us on Twitter (@MMAFighting)!- MMA Fi