Polio vaccine campaign begins in Gaza a day before fighting is expected to pause The Associated PressAs polio vaccinations begin in Gaza, U.N. says success hinges on a pause in fighting NPRIsrael, Hamas agree to pause Gaza fighting to allow for child polio vaccinations NBC NewsFirst babies receive polio vaccinations in Gaza ahead of start of UN-led campaign CNNIn Race Against Polio, Gaza Begins Vaccination Drive The New York Times