Tonight’s NCIS: Los Angeles is a huge 2-hour finale (starting at 9/8c, following the NCIS finale), featuring the return of the Chameleon (from episode 15). Following is a link to an interview with series boss, Shane Brennan, on what the finale has in store.
NCIS Los Angeles Season 3 Preview — Sans Voir, Parts 1 and 2 – TVLine.