It was 1967 and thousands of U.S. troops were in South Vietnam fighting a war. Late one night, a young U.S. sailor quietly hid behind a tree. He carefully aimed his rifle and waited for his commander's order. He had prepared for this moment for years. The sailor was one of the best-trained fighters in the world-a U.S. Navy SEAL. Look inside to find out how these sailors use their special skills to save lives on land, at sea, and in the air. Book jacket.