U.S. Overcoming Britan In Navy......

Hi, guys this is the latest updated news .When Japan attacked the Pearl Harbour many of the rocks have been shattered down during the attack and all those rocks which went inside the sea have formed a Cave where now at present the U.S. Navy has built an underground Submarine force with all types of SONAR Equipments .So will be the next Super Power in Sea Force, is The Great Britan Or The Upper U.S................. :D