Because the bucket is very heavy, the man walks slowly and pauses often.

But because the bucket is very heavy, the man keeps walking.

The man, seen in a surveillance video, has just taken a black, metal 5-gallon bucket off the back of an armored truck in broad daylight in Midtown Manhattan.

The bucket was left unattended when a guard went to the truck’s cab for a moment, the police said, and the man probably did not know what was in it. But he probably had a suspicion.