ASPEN, Colo. — Robert O’Brien, who served as national security advisor during President Donald Trump’s first term, said on Wednesday that the U.S. should target Iran’s oil infrastructure with the goal of choking off its economy — and predicted that the president is moving in that direction.
The former national security advisor said on a panel at the Aspen Security Forum that Trump had been “very, very generous” with Iran but he believes that Tru…