Musk feud worries Republicans and a federal judge blocks the president's effort to deny student visas at Harvard.

U.S. President Donald Trump is not interested in talking with Elon Musk, a White House official said on Friday, signaling the president and his former ally might not resolve their feud over a sweeping tax-cut bill any time soon.

What questions do you have about the falling-out between President Trump and Elon Musk? Long-simmering tensions between Trump and Musk burst into the open on Thursday. In a rupture that could have serious consequences for both men as well as for broad federal initiatives and policies,