DETECTION U.S. Navy Petty Officer 1st Class Aaron Ritter uses a miniature mine detector to search for unexploded ordnance in Tikrit, Iraq, Dec. 5, 2008. Ritter is assigned to Explosive Ordnance Disposal Mobile Unit 1. SHARE IMAGE: Download Image: Full Size (0.06 MB) Photo By: VIRIN: 454272-H-AVW03-627.jpg Photo Gallery