Lightweight Manuel Jaimes is set to take a major step in his career as he moves up to junior welterweight for a high-stakes showdown against former titleholder Rolando Romero. The fight, which will open the pay-per-view card headlined by Saul “Canelo” Alvarez and Edgar Berlanga on Sept. 7, offers Jaimes, a 24-year-old from Stockton, California, his first chance at national recognition.