By Doug Vazquez Betting advice for Saturday’s WBA (regular) lightweight title bout between the heavy favorite and champion Gervonta Davis against Rolando Romero. On Saturday night in Brooklyn, up-and coming-star Gervonta ‘Tank’ Davis will put his WBA (regular) lightweight title on the line against Rolando ‘Rolly’ Romero. This fight, originally scheduled for December 2021 but canceled due to sexual assault allegations against Romero (charges were not ultimately filed), will be a chance for Davis to further cement himself as a legitimate pound-for-pound contender. Place Boxing Bets at SI Sportsb…