Sgt. Jon Hilliard, shown here looking for weapons caches in Diyala province, Iraq, and seven men in his platoon were wounded when a bomb blew up near them in 2007. But he kept his composure and provided covering fire to allow his men to be evacuated. No one in the platoon died from this incident.   (Photo courtesy of Jon Hilliard)

Sgt. Jon Hilliard, shown here looking for weapons caches in Diyala province, Iraq, and seven men in his platoon were wounded when a bomb blew up near them in 2007. But he kept his composure and provided covering fire to allow his men to be evacuated. No one in the platoon died from this incident.   (Photo courtesy of Jon Hilliard)