The new CEO of Doctors Without Borders joins The Weekend: Primetime for her first media interview to discuss Israel's decision to ban dozens of aid organizations from Gaza, a first-of-its-kind decision. Critics say this is Israel's latest effort to limit access to Gaza, which includes banning western media, and targeting journalists on the ground. Over 400 Palestinians have been killed by Israel since President Trump's Gaza ceasefire deal. MS NOW: My Source for News, Opinion, and the World.