2001-2002:ORIGINAL_AIRING_SEASON_FINALE:May 16, 2002####2:EPISODES:23####2:ORIGINAL_AIRING_TV_SEASON:2001-2002####2001-2002:ORIGINAL_AIRING_SEASON_PREMIERE:September 27, 2001
CSI in season 2 had 23 episodes, starting in September 27 2001 and the season finale on May 16 2002.