The crowds turned Katiba Park into a sea of yellow flags and pictures of Fatah founders and leaders, including Palestinian President and his predecessor.
An Israeli airstrike on Saturday targeted and destroyed a high-rise building in Gaza City that housed offices of The Associated Press and other media outlets.
Rockets streamed out of Gaza and Israel pounded the territory with airstrikes early Wednesday as the most severe outbreak of violence since the 2014 Gaza war, with no endgame in sight