TEL AVIV, Israel -- Israel faced sharp criticism as it stopped the entry of all food and other supplies into Gaza on Sunday and warned of “additional consequences” for Hamas if a fragile ceasefire isn't extended. Mediators Egypt and Qatar accused Israel of violating humanitarian law by using starvation as a weapon.

Israel says it is stopping the delivery of aid to Gaza until Hamas accepts a U.S. proposal for an extension of the ceasefire deal.

Negotiations between Israel and Hamas on the next phase of the Gaza ceasefire began Thursday, Egypt said, averting a