reebok became the league's title sponsor in 2003. that season, the league went from july 14 to july 20 and was again held at clark athletic center gymnasium at the university of massachusetts boston. nba tv broadcast nine games from the reebok pro summer league, starting with a july 16 game between the celtics and san antonio spurs. matt devlin and spero dedes served as the play-by-play announcer and bill raftery and sam vincent were the color commentator. the league had unique rules that differed from regular season nba rules. quarters were limited from 12 to 10 minutes with three minute overtime periods if necessary, no mandatory timeouts (unless the game is broadcast on television), and the foul penalty was seven. no player was eligible to be fouled out, but after a player's sixth foul any subsequent fouls by that player would result in a single technical foul shot. ten teams competed that year, with the san antonio spurs winning the league title with a 6–0 record.