US is increasing pace of hypersonic weapons development to chase China and Russia, senior admiral says

China and Russia are driving the US to develop hypersonic weapons faster as the Pentagon seeks to increase the pace of testing and research and avoid falling behind, a senior Navy admiral responsible for US efforts said.

​China and Russia are driving the US to develop hypersonic weapons faster as the Pentagon seeks to increase the pace of testing and research and avoid falling behind, a senior Navy admiral responsible for US efforts said.