the shooting death of tamir rice. >> and new video of president obama hitting the greens on his holiday vacation in hawaii. now back to "caught on camera." a security camera video catches a police officer struggling to restrain a violent thief inside a fast food restaurant. >> i took him to the ground to effect an arrest, and in a split second i was up in the air. >> but when the cop starts losing the battle, customers are faced with choices that could have deadly consequences. >> nobody is doing nothing. i got to think quick before this guy kills someone. >> march 3rd, 2012, pompano beach, florida, if you were here, and witness to the police officer being overpowered right in front of you, what would you do? would you flee the scene? call for help? or would you put yourself in