 He spent most of the 1998 season with the Oklahoma City RedHawks of the Class-AAA Pacific Coast League (PCL), but suffered a broken thumb that required surgery, limiting his season.Granted free agency after the 1998 season, Mottola signed with the Chicago White Sox for the 1999 season.He batted .321 with 164 hits, 32 doubles and 20 home runs for the Charlotte Knights.