A person is guilty of assault in the third degree when:

  1. With intent to cause physical injury to another person, he causes such injury to such person or to a third person;  or

  2. He recklessly causes physical injury to another person;  or

  3. With criminal negligence, he causes physical injury to another person by means of a deadly weapon or a dangerous instrument.

 Assault in the third degree is a class A misdemeanor.