RCW 9A.32.060: Manslaughter in the first degree.

(1) A person is guilty of manslaughter in the first degree when:

(a) He or she recklessly causes the death of another person; or

(b) He or she intentionally and unlawfully kills an unborn quick child by inflicting any injury upon the mother of such child.

(2) Manslaughter in the first degree is a class A felony.