Dirrell boxed circles around Rubio, resulting in a victory by unanimous decision with Dirrell winning 100-90 on all three judges’ scorecards.
Shawn Porter won a physical fight that went the distance, earning a 12-round unanimous decision over Adrien Broner, while Errol Spence Jr. notched up a decisive win over Phil Lo Greco.
Adrien Broner completely dominated John Molina Jr. over 12 rounds, winning a unanimous decision and only losing two rounds total on all three judges' combined scorecards.
Mexican veteran Aron Martinez seized control midway through the 10-round bout and upset former two-division champion Devon Alexander in a unanimous decision.
Chris Areola used a huge right hand to floor Curtis Harper in the first round, withstood a furious rally by his opponent, and pushed the pace over the last two rounds for a UD.
Washington controlled the early rounds but Mansour battled back late, resulting in a split draw on the judges' scorecards.
Leo Santa Cruz outslugged Abner Mares in an all-out war and won by majority decision.
Julian Williams wasted no time as he battered Luciano Cuello to gain a first-round TKO and remain unbeaten.
Roberto Garcia ground down James Stevenson and came out ahead on all three cards. Daniel Jacobs controlled the action and earned a stoppage victory over Caleb Truax in the 12th round. Badou Jack handed Anthony Dirrell his first full-fledged loss with a majority decision.
Lubin won at the 1:58 mark of the sixth round after landing a series of unanswered punches, leading Lora's corner to call an end to the fight.