Shane Mosley and Floyd Mayweather Jr. have finally agreed to square off for a welterweight super fight on HBO Pay-Per-View at the MGM Grand in Las Vegas on May 1.
The hubbub for the anticipated fight started after Mayweather came out of his 18-month retirement last September.
Mosley, 38, stepped up his interest after the 32-year-old defeated lightweight champion Juan Manuel Marquez.
Later, in a post-fight interview, Mosley (46-5, 39 KOs) challenged Mayweather (40-0, 25 KOs) to his face.
Mayweather became available to fight three weeks ago when negotiations for a Manny Pacquiao ticket stalled.
All parties agreed to conditions for a March 13 bout when Mayweather wanted to have a random blood testing done in addition to the agreed random urine testing.
The last time Mosley fought was against Antonio Margarito last January, winning his title in a ninth-round knockout.
when he retired in December 2007 after knocking out Ricky Hatton, said he’s coming back to take on Juan Manuel Marquez on July 18 at the MGM Grand Arena. 
second remaining in Round 2 of their scheduled 12-round junior welterweight showdown at the MGM Grand Garden Arena in Las Vegas before a sellout, bellowing, frothing-at-the-mouth crowd of 16,262. 
Vegas Backstage Access (VBA) 