Afghan Forces Take Over Security Responsibility

Afghan President Hamid Karzai shakes hands with NATO Secretary-General Anders Fogh Rasmussen after a ceremony at a military academy on the outskirts of Kabul, Tuesday, June 18, 2013.

Afghan security officials attend a handover ceremony at a military academy on the outskirts of Kabul, June 18, 2013.

Afghan security forces stand guard at the site of a blast in Kabul, June, 18, 2013.

Afghan security forces personnel investigate the site of an explosion in Kabul, June 18, 2013.

An Afghan police officer stands guard near a body at the site of an explosion in Kabul, June 18, 2013.