The president's feud with Musk and Trump's call with China's Xi Jinping amid trade tensions between the two countries.

By creating DOGE, the Tesla billionaire became a heat shield for the Republican Party’s worst instincts. In his role as head of the so-called Department of Government Efficiency, Elon Musk spent several months gleefully subjecting parts of the government he doesn’t like to an array of metaphorical power tools.

The US president says Musk has been "very disrespectful" and he has no interest in mending ties with the tech billionaire.