Annapolis

Graduates toss their caps in the air at the conclusion of the commencement ceremony for the U.S. Naval Academy Class of 2015 in Annapolis...Graduates toss their caps in the air at the conclusion of the commencement ceremony for the U.S. Naval Academy Class of 2015 in Annapolis, Maryland May 22, 2015.

Kevin Lamarque/Reuters

Graduates toss their caps in the air at the conclusion of the commencement ceremony for the U.S. Naval Academy Class of 2015 in Annapolis, Maryland on Friday

Graduates of the US Naval Academy celebrate during the Naval Academy graduation ceremony at the Navy-Marine Corps Memorial Stadium on May 24, 2013 in Annapolis, Maryland. US President Barack Obama delivered the commencement address.

Mandel Ngan/AFP

Graduates of the US Naval Academy celebrate during the Naval Academy graduation ceremony at the Navy-Marine Corps Memorial Stadium on Friday in Annapolis, Maryland. US President Barack Obama delivered the commencement address.