Conversation so far:
Where did David M. Shoup receive his early education?
David M. Shoup was enrolled in Covington High School, a competitive high school with an advanced curriculum and maintained high marks in French, English, physics, and history.
What did David M. Shoup do after Covington High School?
After high school, David M. Shoup attended DePauw University, where he was one of 100 awarded the Edward Rector Scholarship, giving him full tuition.
When did David M. Shoup join the military?
David M. Shoup opted to enroll in the Reserve Officers Training Corps during his University years and later recalled that this was the only reason he joined the military.
Is there anything else interesting about David M. Shoup's early military career besides enrolling in the Reserve Officers Training Corps?
While in New Orleans, Louisiana, Shoup heard Major General John A. Lejeune, the Commandant of the Marine Corps, offering commissions in the U.S. Marine Corps to interested officer candidates.

Question: Who else was involved in his military carreer?
Self-contained rewrite: Who else was involved in David M. Shoup's early military career besides Major General John A. Lejeune?