Still formidable in the ring at the age of 37, world champion Adonis Stevenson successfully defended his 175-pound title against former 168-pound champ Sakio Bika.
Javier Fortuna scored an early knockdown, then dominated down the stretch to gain a 10th-round TKO of Carlos Velasquez and retain his world title.
Amir Khan used his superior speed to continually frustrate Chris Algieri over 12 rounds and win a tightly contested 147-pound battle, while Javier Fortuna off a fierce attack from Bryan Vasquez to win a 130-pound showdown and stay unbeaten.
Cuban fighter Erislandy "The American Dream" Lara defeated veteran Delvin Rodriguez by unanimous decision.
Fast-rising 147-pound star Errol "The Truth” Spence Jr. gained his 15th knockout in 18 wins with an eighth-round stoppage of fellow southpaw Chris van Heerden.
Jermall Charlo overpowered Cornelius Bundrage and scored a third-round TKO to stay unbeaten and win a 154-pound world title.
Peter Quillin stays unbeaten with a devastating fifth-round TKO of Australian challenger Michael Zerafa.
Dominic Breazeale retained his perfect record with a hard-fought unanimous decision over Fred Kassi.
Deontay Wilder remained unbeaten and retained his world title with an 11th-round TKO of tough Frenchman Johann Duhaupas.