Floyd Mayweather was booed by the crowd after he announced as the winner of the "Fight of the Century" over Manny Pacquiao.
The fight took place at MGM Grand Garden Arena in Las Vegas, late Saturday night PT. Pacquiao now has a record of 57-6, while Mayweather boasts an unblemished 48-0 mark.
In his most recent fight before Saturday, Mayweather defeated Marcos Rene Maidana on a unanimous decision in September. Pacquiao topped Chris Algieri in November, also on a unanimous decision. Before Saturday, Pacquiao's last loss came in December 2012 to Juan Manuel Marquez.
Mayweather entered Saturday's fight as the favorite, though Pacquiao's odds had increased since the fight was announced in February.
GALLERY: MAYWEATHER DEFEATS PACQUIAO