Navy Chief Petty Officer Isaac Callicrate checks his gear before diving. Navy Chief Petty Officer Isaac Callicrate checks his gear before diving into Tokyo Bay, Japan, to sweep the pier area and support craft for hazards on Nov. 19, 2005. Callicrate is a Navy sonar technician assigned to Explosive Ordnance Disposal Mobile Unit Five, Detachment Japan. SHARE IMAGE: Download Image: Full Size (0.06 MB) Photo By: VIRIN: 021631-I-FIU62-324.jpg Photo Gallery