Andre Berto dropped Josesito Lopez twice before the fight was called off.
It was supposed to be unbeaten Juan Dominguez's nationally televised coming-out party, but countryman Yenifel Vicente turned the lights out early with a stunningly vicious KO.
Charlo used lightning-quick speed and thunderous punching power to break down Alcine (35-8, 21 KOs), keeping his perfect record intact with a sixth-round technical knockout at NRG Arena.
Iraq war veteran Sammy Vasquez, Jr. scored a big win over Wale Omotoso on CBS.
Sammy Vasquez continued his ascent in the 147-pound division with a whirlwind performance that took down Jose Lopez in the fifth round.
In a fight with lots of action, Keith Thurman put on a winning performance against Robert Guerrero March 7, 2015 at MGM Grand Arena in Las Vegas, Nevada.
Austin 'No Doubt' Trout (30-2, 17 KOs) wore down Joey 'Twinkle Fingers' Hernandez (24-4, 14 KOs) with body shots before scoring a sixth-round knockout.
Thurman remained unbeaten when Collazo's corner stopped the fight after Round 7, and Willie Nelson handed Tony Harrison his first loss with a ninth-round knockout.
Adonis Stevenson battered Tommy Karpency in explosive fashion en route to a third-round TKO win in Toronto.