Navy Diver 2nd Class Ken Stark, assigned to Commander, Task Group (CTG) 56.1, conducts a pre-dive inspection of a Mark 21 diving helmet prior to 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)