HATTIESBURG, Miss. (AP) -- Former Southern Miss forward Charles Gaines has signed a contract with the San Antonio Spurs. The 6-foot-9 Gaines spent the past four seasons in Europe, most recently in the Turkish TBL League. He averaged 12.9 points and 8.1 rebounds in 28 regular-season games. Gaines was a member of the Golden Eagles from 2002-04. In his two-year career, Gaines started every game he played, averaging 15.4 points and 10.0 rebounds.