Gary Sick, a Columbia University professor who handled Iran issues for Presidents Gerald Ford and Jimmy Carter, said Trump's limited response showed he doesn't intend to tear up the nuclear deal.
Trump hits Iran with new sanctions for missile test →
"The image he has created is that Iran is treacherous and extremely ideological by his loose talk and swaggering around," he said. "In many ways, it's a false image, but he has reinforced this in the minds of the West."
Iran's Ahmadinejad politically wounded but wily →