Keywords: US Navy 110809-N-ZZ999-009 Sailors perform maintenance on MH-60S Sea Hawk helicopters aboard USS Ronald Reagan (CVN 76).jpg en SOUTH CHINA SEA Aug 9 2011 Sailors assigned to the Black Knights of Helicopter Anti-Submarine Squadron HS 4 perform maintenance on MH-60S Sea Hawk helicopters aboard the aircraft carrier USS Ronald Reagan CVN 76 Ronald Reagan is underway in the U S 7th Fleet area of responsibility U S Navy photo by Seaman Nolan Kahn/Released 2011-08-09 110809-N-ZZ999-009 Navy http //www navy mil/view_image asp id 105553 U S Navy photo by Seaman Nolan Kahn PD-USGov-Military-Navy Maintenance of military aircraft on USS Ronald Reagan CVN-76 Helicopter Anti-Submarine Squadron 4 United States Navy MH-60S Seahawk UH-60 class helicopters Taken with Nikon D90 |