Elon Musk’s younger brother has launched an extraordinary public attack on Donald Trump after the President issued retaliatory tariffs on the world last week. Kimbal Musk, 52 - a businessman and restaurateur - owns The Kitchen Restaurant Group and is a sitting board member of Tesla.

A pair of Donald Trump's top advisers are at odds. Elon Musk called Peter Navarro a "moron" and "dumber than a sack of bricks."

Elon Musk is splitting with Trump over tariff policies. The Supreme Court halted an order for Trump to rehire fired workers. The IRS will share confidential tax data with immigration officials. Trump is signing an executive order to help the dying coal industry.