From left, Charlotte Mayor Don Clodfelter, U.S. Sen. Kay Hagan and U.S. Sen. Richard Burr greet President Barack Obama, foreground right, upon his arrival at the North Carolina Air National Guard base at Charlotte Douglas International Airport in Charlotte, N.C., Aug. 26, 2014. Obama visited Charlotte to deliver remarks during the 96th American Legion National Convention about issues affecting U.S. military veterans.