CARSON, CA (June 22, 2014)–. (AP) — Welterweight Robert Guerrero returned from a 13-month ring absence with a bloody, bruising unanimous decision over Yoshihiro Kamegai on Saturday night. Guerrero (32-2-1) hadn’t fought since his one-sided loss to Floyd Mayweather Jr. last May. The former four-division champion was severely tested by the tenacious Kamegai (24-2-1), and […]