NCIS: Los Angeles with an explosive season premiere

The season two premiere of the hit CBS show "NCIS: Los Angeles" starts off with a bang -- literally -- on Tuesday, September 21, with stars Chris O'Donnell and LL Cool J chasing criminals and barely dodging an exploding car! So how did they spend their summer breaks before the start of this tense episode? Relaxing, we hope!

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NCIS: Los Angeles starring Chris O'Donnell, LL Cool J, Linda Hunt, Daniela Ruah, Barrett Foa, Peter Cambor, Eric Christian Olsen on CBS Tuesday's @9pm.

Discuss the season premiere "Human Traffic" on the board.