NCIS: LA delivered some thematic and literal explosive moments in its third season. As fans anxiously await Season 4's premiere this fall, here are a few bonus features from the DVD, including a behind-the-scenes look at some of the explosions. 'The simple act of blowing up a car, it may seem very simple. It may seem like a very straightforward job. It's not,' says creator and executive producer Shane Brennan. 'There's much more to it.'
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