US seeks 5-year extension of nuclear pact with Russia: White House

The United States seeks a five-year extension of the New START treaty, the White House has said, asserting that President Joe Biden has long been clear that this is in the national security interest of the US.The United States seeks a five-year extension of the New START treaty, the White House has said, asserting that President Joe Biden has long been clear that this is in the national security interest of the US.