Every person charged with the commission of a crime shall be presumed innocent until the contrary is proved by competent evidence beyond a reasonable doubt; and when an offense has been proved against him or her, and there exists a reasonable doubt as to which of two or more degrees he or she is guilty, he or she shall be convicted only of the lowest.
RCW 10.58.020
Conviction of attempts or lesser or included crimes: RCW 10.61.003, 10.61.006, 10.61.010.