The White House reiterated Trump's demand that Iran must reach an agreement within the next seven hours, stating that only the U.S. President knows how to respond if Tehran fails to comply. White House Press Secretary Caroline Leavitt told Al Jazeera: 'The Iranian regime must seize the opportunity to reach an agreement with the U.S. by 8 PM Eastern Time.' 'Only the President knows the current situation and what actions he will take.'