Consider the following scenario:  *A*, *B*, and *C* are passengers on a single-aisle commercial airplane that is disembarking in New York.

1. A is blocking B from passing.

1. A makes way for C to pass, but C does not.

1. B sees the opportunity to pass and tries to do so.

1. A blocks the passageway.

1. B pushes past A.

1. A puts B in a headlock and puts him on the floor.

What common-law crimes have been committed by A and B?