Keywords: US Navy 030422-N-5862D-079 Aviation Machinist^rsquo,s Mate 1st Class Sage Mathis, assigned to the Blackhawks of Helicopter Mine Countermeasures Squadron Fifteen (HM-15) uses a bore scope.jpg en Naval Air Station Corpus Christi Texas Apr 22 2003 - Aviation Machinist s Mate 1st Class Sage Mathis assigned to the Blackhawks of Helicopter Mine Countermeasures Squadron Fifteen HM-15 uses a bore scope fiber-optic camera to closely examine a blower drive shaft for cracks and corrosion during a maintenance inspection The Blackhawks fly the Sikorsky MH-53E Sea Dragon based out of at Naval Air Station Corpus Christi Texas U S Navy photo by Chief Photographer's Mate Chris Desmond RELEASED 2003-04-22 030422-N-5862D-079 Navy http //www navy mil/view_image asp id 11743 U S Navy photo by Chief Photographer's Mate Chris Desmond PD-USGov-Military-Navy Naval Air Station Corpus Christi Helicopter Mine Countermeasures Squadron 15 United States Navy borescopes |