 Complete the following phrase:  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 