Pray for their safe return.

An Afghan boy watches US soldiers from Viper Company (Bravo), 1-26 Infantry during a foot patrol in Sabari district in Khost province in the east of Afghanistan on June 21, 2011. (AFP PHOTO/TED ALJIBE)

US soldiers from Viper Company (Bravo), 1-26 Infantry walk during a foot patrol in Sabari district in Khost province in the east of Afghanistan on June 21, 2011. (AFP PHOTO/TED ALJIBE)

US soldiers from Viper Company (Bravo), 1-26 Infantry cross a river during a foot patrol in Sabari district in Khost province in the east of Afghanistan on June 21, 2011. (AFP PHOTO/TED ALJIBE)

US soldiers from Viper Company (Bravo), 1-26 Infantry take up position outside an school building during a foot patrol at a village in Sabari district in Khost province in the east of Afghanistan on June 21, 2011. (AFP PHOTO/TED ALJIBE)

US soldiers from Viper Company (Bravo), 1-26 Infantry walk through a field during a foot patrol in Sabari district in Khost province in the east of Afghanistan on June 21, 2011. (AFP PHOTO/TED ALJIBE)

FORWARD OPERATING BASE INKERMAN, Helmand province, Islamic Republic of Afghanistan