Complex sentence: In January 1943, Murphy was processed through Camp Kilmer, New Jersey, and he arrived at Casablanca, in French Morocco on February 20, where he was assigned to Company B, 1st Battalion, 15th Infantry Regiment, 3rd Infantry Division.
Split into simpler sentences: In January 1943, Murphy was processed through Camp Kilmer, New Jersey, and he arrived at Casablanca, in French Morocco on February 20. On arrival, he was assigned to Company B, 1st Battalion, 15th Infantry Regiment, 3rd Infantry Division.