Share FacebookTwitterWhatsAppPinterestLinkedinCopy URLTelegramEmailTumblrReddItPrintKoo WASHINGTON, Jan 9: President Donald Trump issued a warning Thursday, saying the United States would respond “very hard” if Iranian authorities begin killing protesters, as Iran continues to reel from weeks of unrest driven by economic policies. Speaking during an interview on The Hugh Hewitt Show, Trump pointed to Iran’s history of violent crackdowns on dissent. “If they start killing people, which they tend to do during their riots, they have a lot of riots,” he said.