Attacks on Saudi Arabia and fresh incidents involving tankers in the Strait of Hormuz highlighted continuing risks to Middle Eastern oil supplies.

It depends on whether or not they sign a very strong agreement,” Trump told CNN. “The answer is highly unlikely [that] it’s going to be necessary… I would if necessary, but we hit them really hard.

US President Donald Trump cast doubt on renewed fighting with Iran, telling CNN it was "highly unlikely," ahead of a meeting with mediator Qatar's prime minister on Monday.Trump is scheduled to meet

"It depends on whether or not they sign a very strong agreement," Trump told CNN in a phone interview. "The answer is, highly unlikely it's going to be necessary." Trump had hinted at renewing attacks on Iran ​after ⁠last week's US midterm elections,