Iraqi police with the Karmah police station investigate a suicide attack and search for suspects on a local highway in Fallujah, Iraq, Dec. 28. Iraqi Security Forces were quick to respond to the situation and provided casualty assistance to injured personnel. - Iraqi police with the Karmah police station investigate a suicide attack and search for suspects on a local highway in Fallujah, Iraq, Dec. 28. Iraqi Security Forces were quick to respond to the situation and provided casualty assistance to injured personnel.