Navy Diver 3rd Class Chris Throne places a Mark 21 diving helmet on Navy Diver 2nd Class Mike Fox, both assigned to Commander, Task Group (CTG) 56.1, prior to conducting surface supply diving operations. CTG 56.1 conducts mine countermeasure, explosive ordnance disposal, salvage diving, and force protection operations throughout the 5th Fleet area of responsibility. (U.S. Navy photo by Mass Communication Specialist 2nd Class Joshua Davies/Released)