floyd used banned substance before

[UKPH]

youtube video regarding this subject

Floyd Mayweather Jr. Used Xylocaine (Banned Substance)

xylocaine banned in 49 us states but not in nevada tho. i assume it is also banned in olympics

http://www.youtube.com/watch?v=jPivn9N_SQg

If Mayweathers are not sissy, Floyd could won easily in the ring with Pacquiao.

This is very more credible statement just fires-back to Floyds team