The president has said he will be “hitting them very hard” if Iranian leaders kill protesters amid widespread demonstrations calling for wholesale changes in the country.

The president has said he will be “hitting them very hard” if Iranian leaders kill protesters amid widespread demonstrations calling for wholesale changes in the country.

The president has said he will be “hitting them very hard” if Iranian leaders kill protesters amid widespread demonstrations calling for wholesale changes in the country.

Trump, who had said the US could come to the protesters' aid, issued another warning on Friday, saying: "You better not start shooting because we'll start shooting too."