F-35 Bravo Lightning II stand ready on the deck of amphibious assault ship USS Wasp for day two of the first phase operational testing in the Atlantic Ocean in this handout photo taken May 19, 2015 and provided by the U.S. Navy.

The United States deployed the aircraft carrier USS Carl Vinson, warplanes and a destroyer to the disputed waters of the South China Sea on Saturday, according to a US Navy statement.