India, April 14 -- The US and Iran could be headed towards another round of negotiations, even as tensions remain high. US President Donald Trump on Monday said "the right people" had reached out seeking a deal, while Iran's envoy in Delhi signalled conditional openness to fresh talks but warned Tehran is prepared for "all options".

"We've been called this morning by the right people, the appropriate people, and they want to work a deal," Trump said at the White House, without elaborating on who participated in the conversation.

Trump spoke hours after the US moved to cut off vessels from transiting the vital waterway to and from Iranian ports and coastal areas, a step that could further inflame tensions amid the global energy crisis. ...