Heavyweight contender Otto Wallin recorded a TKO at 2:32 of the fifth round against Travis Kauffman, who re-tore his left labrum at the start of the fifth round and was unable to lift his arm. Referee Michael Ortega signaled the end of the fight and afterwards Kauffman announced he was retiring from boxing, just days ahead of his 35th birthday. The 29-year-old Wallin (21-1, 14 KOs) who had a four-inch height advantage over Kauffman, said he felt for the injured Kauffman, but was dominating the fight. “I was breaking him down. I had a lot left,” Wallin said. “Too bad he hurt his shoulder in the end, but I was breaking him and hitting him with good clean shots.” Wallin looked sharp in his return to the ring for the first time since he nearly defeated Tyson Fury in September 2019. He landed 12 jabs per round and 54 percent of his power shots throughout the fight. Currently living in New York City and originally Representing his native Sundsvall, Sweden, Wallin had former champion Joey G