Explosions over Gaza City could be heard from southern Israel in the final hours of Friday as renewed fighting in the strip stretched into a second day on Saturday.
Reuters camera captured radiancy flashes and loud explosions from across the border in southern Israel.
Talks to extend a week-old truce with Hamas collapsed and mediators said Israeli bombardments were complicating attempts to again pause hostilities.
By Friday evening, Gaza health officials said Israeli air strikes had killed 184 people, wounded at least 589 others and hit more than 20 houses.