A veteran put on a wrestling clinic that led him to victory, while another left the sport that made him famous. At Bellator 233 inside the WinStar World Casino and Resort in Thackerville, Oklahoma, John Salter defeated Costello van Steenis via unanimous decision (29-28, 29-28, 29-28). Van Steenis (12-2) started off hot, rushing in and attacking Salter (17-4). Salter, however, would not back down…