US President Donald Trump is not interested in talking with his former ally Elon Musk , amid a bitter feud over the president's sweeping tax-cut Bill, a White House official said on Friday (Jun 6), adding that no phone call between the two men is planned for the day.

A separate White House official had said earlier that Trump and Musk were going to talk to each other on Friday.

"I'm not even thinking about Elon. He's got a problem, the poor guy's got a problem," Trump told CNN on Friday morning.

Trump, the world's most powerful leader, and Musk, the world's richest man, battled openly on Thursday in an extraordinary day of hostilities - largely over social media - that marked a stark end to a close alliance.

Shares in Musk's Tesla rose 4.5 per cent when markets opened on Friday. In T

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