A Muskegon Heights woman who spent 20 years serving in the U.S. Army and the Michigan Army National Guard has opened her own mental health practice, with a focus on those who have worn the uniform. WATCH: From serving our country to serving neighbors, veteran opens mental health practice From serving our country to serving neighbors, vet opens mental health practiceMitze Alexander served from February 1986 to April 2006, in both Korea and Fort H…