Vice President Joseph R. Biden, Jr. waves after Superintendant Lt. Gen. David H. Huntoon, Jr., far left, welcomes the vice president of the United States to the commencement ceremony for the class of 2012 at the U.S. Military Academy at West Point, N...

Talking before the commencement ceremony at the U.S. Military Academy at West Point, N.Y., May 26, 2012, are, from left, West Point Superintendant Lt. Gen. David H. Huntoon, Jr., U.S. Vice President Joseph R. Biden, Jr., Army Secretary John McHugh, M...

Talking before the commencement ceremony at the U.S. Military Academy at West Point, N.Y., May 26, 2012, are, from left, Army Chief of Staff Gen. Ray Odierno, U.S. Vice President Joseph R. Biden, Jr., Mrs. Linda Odierno and Army Secretary John McHugh...

Secretary of the Army John McHugh attends the 2012 U.S. Military Academy graduation at West Point, N.Y., May 26.