PITTSBURGH — The Pittsburgh Pirates are waiting for top prospect Termarr Johnson to fulfill his potential, but he just recently suffered a major setback. Johnson endured a serious injury in his latest game for Triple-A Indianapolis against Iowa (Chicago Cubs) at Victory Field on Aug. 8. The Pirates second baseman prospect hit a ground ball and tried to beat it out, but fell to the ground and immediately grabbed his left knee. Johnson required a cart to get off the field and also had his leg in an air cast, signaling a serious injury. Make sure to visit Pirates OnSI for the latest news, updates, interviews and insight on the Pittsburgh Pirates!