Exclusive-US warned Nippon its US Steel bid poses a national security risk, sources say

Exclusive-US warned Nippon its US Steel bid poses a national security risk, sources say By Alexandra Alper and David Shepardson WASHINGTON (Reuters) - The Biden administration told Nippon Steel in a letter on Saturday its $14.9 billion acquisition of U.S. Steel would pose a national security risk by harming the American steel industry, three people said, adding to evidence the U.S. is poised to block it. The deal faces opposition from numerous Democrats and Republicans, with Vice President and Democratic …