U.S. Sen. Lindsey Graham of South Carolina addresses U.S. service members on Bagram Airfield, Afghanistan, July 4, 2014. Graham and U.S. Sen. John McCain of Arizona made several stops in Afghanistan. McCain and Graham also had lunch with service members from the states they represent. U.S. Sen. Lindsey Graham of South Carolina addresses U.S. service members on Bagram Airfield, Afghanistan, July 4, 2014. Graham and U.S. Sen. John McCain of Arizona made several stops in Afghanistan. McCain and Graham also had lunch with service members from the states they represent. SHARE IMAGE: Download Image: Full Size (2.09 MB) Tags: Photo Essays Photo By: VIRIN: 909803-K-GRS12-121.jpg Photo Gallery