The United States plans to upgrade its radars to improve their ability to identify hostile ballistic missiles targeting the homeland, according to a government announcement, as nuclear adversaries Russia, China and North Korea advance their missile capabilities. Newsweek has emailed the Russian and Chinese foreign ministries for comment. North Korea 's embassy in Beijing did not immediately respond to a request for comment. Advocated by President Donald Trump, the U.S. is developing the "

Tag-uri: Donald Trump