Conversation so far:
What happened at Tarawa with David M. Shoup?
In mid-1943, Shoup was transferred to the staff of Major General Julian C. Smith, commander of the 2nd Marine Division, and planned the invasion of Betio on Tarawa Atoll.
Was David M. Shoup's invasion of Betio successful?
David M. Shoup's Battle of Tarawa resulted in an American victory.

Question: What happened after the invasion?
Self-contained rewrite: What happened after the invasion of Betio with David M. Shoup?