He served in the United States Army Medical Corps from July 1944 to July 1946 .
Clevenger was born in Chicago and attended schools in Oak Park , Illinois , graduating from high school in 1944 .
Clevenger served in the United States Army Medical Corps from July 1944 to July 1946 .
Clevenger was born in Chicago and attended schools in Oak Park , Illinois , graduating from high school in 1944 .