Eric Walker added Sikorsky SH-60 Seahawk - Wikipedia to Sikorsky SH-60 Seahawk

Eric Walker added Iran Seizes, Then Releases Two U.S. Drones, Officials Say - The New York Times to Sikorsky SH-60 Seahawk and Saildrone Explorer

Eric Walker added a number of topics and Lessons from the Littoral Combat Ship - War on the Rocks and '$640 Toilet Seat' Syndrome Still Plaguing Pentagon | AP News to Defense industry of the United States, and added Defense industry of the United States to United States businesses and organizations and Defense industry in North America

Eric Walker added Iran Seizes, Then Releases Two U.S. Drones, Officials Say - The New York Times and Sikorsky SH-60 Seahawk - Wikipedia to Sikorsky SH-60 Seahawk, and added Sikorsky SH-60 Seahawk to Military helicopters and Defense industry of the United States

Eric Walker added Sikorsky SH-60 Seahawk and a number of links to Military helicopters, and added Military helicopters to Military aircraft