was the island site of a very bloody battle between the americans and the japanese in the final months of world war ii. today, the us and japan sail together as allies, facing the new challenge from china. and to do that, america has brought its very latest aircraft. the noise when the aircraft takes off is just incredible. it goes right through your body. the f35 c is the us navy s newest, most advanced and of course most expensive fighter aircraft. this is its first deployment outside the us, and there s no surprise it s been sent here to the western pacific. for months, china has been sending dozens of military aircraft to probe the airspace around taiwan. in a shanghai shipyard, they re preparing to launch china s first super carrier, and in the deserts of western china, they re building full scale replicas of us aircraft carriers to practise