In June 1941, he was again transferred to Quantico, to command the 1st Battalion, 5th Marines, which was redesignated the 1st Separate Battalion in January 1942.
I juni 1941 blev han igen overført til Quantico for at overtage kommandoen af 1. bataljon af 5. marineregiment, som blev omdøbt til 1. separate bataljon i januar 1942.