Gerow was the first corps commander ashore on D-Day, June 6, 1944, and continued in command through the Battle of Normandy, which saw his divisions sustain heavy casualties. V Corps was initially composed of two infantry divisions: the veteran 1st and the green 29th, his old division, now commanded by Major General Charles H. Gerhardt. He was the first American officer of the rank of major general to enter Paris after its liberation by the French 2nd Armored Division and the U.S. 4th Infantry Division. For his part in this campaign he was awarded the Silver Star. His citation read: