Army Sgt. Matthew Eldridge assembles an MK-152 demolition firing device to detonate unexploded munitions during the competition for Explosive Ordnance Disposal Team of the Year on Fort Knox, Ky., Aug. 16, 2012. Eldridge is assigned to the 22nd Chemical Battalion, Aberdeen Proving Ground, Md. Army Sgt. Matthew Eldridge assembles an MK-152 demolition firing device to detonate unexploded munitions during the competition for Explosive Ordnance Disposal Team of the Year on Fort Knox, Ky., Aug. 16, 2012. Eldridge is assigned to the 22nd Chemical Battalion, Aberdeen Proving Ground, Md. SHARE IMAGE: Download Image: Full Size (1.13 MB) Tags: Photo Essays Photo By: VIRIN: 187660-B-CXB65-907.jpg Photo Gallery