Attacks were reported on three U.S. bases in Afghanistan on Wednesday, just hours before ceremonies to commemorate the attacks on the United States last September 11. The U.S. military said a gunman fired on Bagram Air Base, the U.S. military headquarters in Afghanistan, while the Afghan Islamic Press (AIP) news agency said rockets were fired at special forces bases near the eastern towns of Khost and Gardez. No casualties were reported, but the attacks highlighted the continuing instability in Afghanistan and threat to U.S. interests 11 months after American forces attacked the country to pursue the al Qaeda network blamed...