Maj. Hayder from the 1st Battalion, 6th Brigade 2nd National Police Division open a bag of explosive material after a raid on a mosque in the Al Doura neighborhood of the capital city Dec. 10. The police took the lead in Operation "Achilles" with help from the 1st Squadron, 14th Cavalry Regiment, 3rd Stryker Brigade Combat Team, 2nd Infantry Division, attached to the 2nd Brigade Combat Team, 1st Cavalry Division.