Washington, Nov. 20 -- Hours after signalling a possible easing of tensions with billionaire Elon Musk, US President Donald Trump again targeted the Tesla CEO, ensuring their long-running rift remained in focus.

Addressing the US-Saudi Investment Forum in his signature unscripted style, Trump repeatedly mentioned the "favours" he claimed to have done for Musk during the billionaire's short leadership of the Department of Government Efficiency.

Before continuing his remarks, Trump paused to ask, "Has he ever thanked me for that properly?"

Discussing a tax credit aimed at supporting electric vehicle buyers, Trump said the initiative was meant to benefit middle-income consumers. "Even people that go buy a car, they've never had this," he ...