[White House: Trump has not set a final deadline for a ceasefire with Iran] Odaily Planet Daily News - White House Press Secretary Levitt stated that the extension of the ceasefire agreement with Iran will ultimately be decided by President Trump. 'The President has not set a definitive deadline. I saw some reports today mentioning this. I am aware that some anonymous sources claim there is a grace period of three to five days. This is not true.' She added that Trump is waiting for Iran's leaders to provide a 'unified response' to the terms of the U.S. peace agreement.