US President Donald Trump called billionaire Elon Musk "crazy" and threatened to cut government contracts and subsidies as both traded barbs on Thursday over a contentious budget plan."Elon was 'wearing thin', I asked him to leave, I took away his EV Mandate that forced everyone to buy Electric Cars that nobody else wanted (that he knew for months I was going to do!), and he just went CRAZY!" Trump posted on Truth Social."The easiest way to save money in our Budget, Billions and Billions of Dollars, is to terminate Elon’s Governmental Subsidies and Contracts. I was always surprised that Biden didn’t do it!" the president added.Trump-Musk Alliance Unravels: A Timeline Of America's Most Dramatic Political Saga. Read more on World by NDTV Profit.