Graduates toss their caps in the air at the end of a graduation and commissioning ceremony at the U.S. Military Academy on Saturday, May 21, 2016, in West Point, N.Y. (AP Photo/Mike Groll) 
Vice President Joe Biden and Lt. Gen. Robert Caslen Jr., superintendent of the U.S. Military Academy, stand for the national anthem during a graduation and commissioning ceremony at the U.S. Military Academy on Saturday, May 21, 2016, in West Point, N.Y. (AP Photo/Mike Groll) 
Class goat Alex Jordan Fletcher of Cosmopolis, Wash., graduating with the lowest grade point average, celebrates after receiving his diploma during a graduation and commissioning ceremony at the U.S. Military Academy on Saturday, May 21, 2016, in West Point, N.Y. (AP Photo/Mike Groll) 
Graduating cadets line up during a graduation and commissioning ceremony at the U.S. Military Academy on Saturday, May 21, 2016, in West Point, N.Y. (AP Photo/Mike Groll) 
Cadets slap hands during a graduation and commissioning ceremony at the U.S. Military Academy on Saturday, May 21, 2016, in West Point, N.Y. (AP Photo/Mike Groll) 
Graduating cadets march into Michie Stadium during a graduation and commissioning ceremony at the U.S. Military Academy on Saturday, May 21, 2016, in West Point, N.Y. (AP Photo/Mike Groll) 
Vice President Joe Biden receives a gift from the graduating class during a graduation and commissioning ceremony at the U.S. Military Academy on Saturday, May 21, 2016, in West Point, N.Y. (AP Photo/Mike Groll) 
Graduating cadets celebrate after a graduation and commissioning ceremony at the U.S. Military Academy on Saturday, May 21, 2016, in West Point, N.Y. (AP Photo/Mike Groll) 
Brigette Ocran Silver Spring, Md., left, and Brianna Johnson of Fontana, Calif., celebrate after their a graduation and commissioning ceremony at the U.S. Military Academy on Saturday, May 21, 2016, in West Point, N.Y. (AP Photo/Mike Groll) 
Graduating cadets celebrate after a graduation and commissioning ceremony at the U.S. Military Academy on Saturday, May 21, 2016, in West Point, N.Y. (AP Photo/Mike Groll) 
Graduating cadets celebrate after a graduation and commissioning ceremony at the U.S. Military Academy on Saturday, May 21, 2016, in West Point, N.Y. (AP Photo/Mike Groll) 
A cadet yawns as diplomas are handed out during a graduation and commissioning ceremony at the U.S. Military Academy on Saturday, May 21, 2016, in West Point, N.Y. (AP Photo/Mike Groll)
