Explosives expert Dr. Paul Worsey is here to break down explosives in movies --- including 'Speed' (00:28), 'The Abyss' (02:36), 'Mission Impossible: III' (03:52), 'The Naked Gun 2 1/2' (06:03), The Dark Knight Rises' (08:15), 'Indiana Jones and the Kingdom of the Crystal Skull' (10:01), 'The Hurt Locker' (15:06) (20:51), 'The Long Kiss Goodnight' (18:32) and 'Lethal Weapon 3' (23:37).