Afghanistan, July 2 -- President Trump threatened to cut federal support to Elon Musk's companies after Musk criticized a tax bill removing subsidies for electric vehicles.

Tensions have escalated between U.S. President Donald Trump and tech billionaire Elon Musk after the Senate passed a controversial tax reform bill that eliminates subsidies for electric vehicles. The legislation, narrowly approved on Tuesday, also increases federal spending-both issues Musk strongly opposed.

Musk, a major donor to Trump's presidential campaign, criticized the bill on Monday for stripping key incentives that had helped promote clean transportation. The $7,500 federal tax credit for electric vehicle buyers-previously available for Tesla customers-was eli...