LAS VEGAS - MAY 01: (L-R) Floyd Mayweather Jr. throws a left to the body of Shane Mosley during the welterweight fight at the MGM Grand Garden Arena on May 1, 2010 in Las Vegas, Nevada.
Mosley's big moment
Shane Mosley lands a big right during the second round, the only one he dominated. Floyd Mayweather Jr. controlled the remainder of their welterweight bout and won by unanimous decision to remain undefeated.
Catch him if you can
Floyd Mayweather Jr. does his thing in evading the punches of Shane Mosley while winning their welterweight bout at the MGM Grand in Las Vegas.
A tiring Shane Mosley connects on fewer and fewer punches as his fight against Floyd Mayweather Jr. goes into the middle and late rounds.
Punch and clutch
Floyd Mayweather Jr. (right) keeps Shane Mosley from unloading on him with smart defensive moves.
Hey, hey, HEY!
Referee Kenny Bayless is staying out of harm's way, and Shane Mosley is pissed, as Floyd Mayweather Jr. gets off a cheap shot that led to some jawing.
Beat it into his head
Floyd Mayweather Jr. provides plenty of commentary throughout his mostly one-sided beating of Shane Mosley.
On the offensive
Floyd Mayweather Jr. connects with plenty of hard rights as he turns around the fight against Shane Mosley.
Look of defeat
Shane Mosley realizes the fight is getting away from him as the night goes on and Floyd Mayweather Jr. makes his adjustments.
In this corner...
There's no panic in Floyd Mayweather Jr.'s corner as he adjusts his game plan to earn a unanimous victory over Shane Mosley.
And still undefeated
Floyd Mayweather Jr. celebrates his victory over Shane Mosley (rear) after their WBA welterweight match Saturday in Las Vegas. Mayweather improved to 41-0.
Mayweather vs. Mosley
Shane Mosley, right lands a right against Floyd Mayweather Jr., during their WBA welterweight boxing match Saturday, May 1, 2010, in Las Vegas.
Shane Mosley, left, and Floyd Mayweather Jr. exchange blows during their WBA welterweight match on Saturday.
Shock and awe
Floyd Mayweather Jr. throws a right against Shane Mosley in Saturday's bout.
Floyd Mayweather Jr., right, connects against Shane Mosley during their bout in Las Vegas on Saturday.