joe biden calls for two state as the call for a cease-fire. we will look at his op-ed in the washington post. and the most powerful rocket ever built explodes minutes after blasting off. some are calling the test flights success. queerphobia reports of a large explosion at a.u. and run school in gaza and used as a shelter. one called the courage or spying. the video is graphic. the source of the blast has not been determined and no confirmed casualty figures are yet available. the israeli aware of the explosion but have no further comments. we will have more on this in just a moment. meanwhile, the world health organization sends a team to gaza s largest hospital on saturday. he described it as a death zone. filled with terrifying people. they said a mass grave with anybody s was right outside the entrance. inside, the choking dust and smoke, the team counted 291 patients including 32 infants, extremely critical condition. officials say patients and staff have been orde