U.S. and Iranian negotiators edged toward a deal to extend their fragile ceasefire for 60 days, but the potential breakthrough was still hanging on President Donald Trump's approval, U.S. sources told AFP on Thursday.

The deal would extend the ceasefire for 60 days.

The United States and Iran have reportedly reached a tentative agreement on a 60-day memorandum of understanding aimed at extending the current ceasefire and reopening…