"His strategies and his tactics and his knowledge is based on how to make deals in the real estate market not how to do international diplomacy," he said.
US President Donald Trump on Monday announced new sanctions against Iran targeting Leader of the Islamic Revolution Ayatollah Ali Khamenei and top Iranian military commanders of the Islamic Revolution Guards Corps (IRGC).
Foreign Minister Mohammad Javad Zarif was also going to be targeted by new sanctions, according to some reports.
Trump signed an executive order in the Oval Office of the White House that he said will deny the Leader's office and other Iranian officials access to financial instruments.