This video purports to show the building in Gaza City that was hit in an Israeli strike.
Smoke can be seen streaming from the second floor and two conscious people can be seen being loaded into an ambulance.
Today's bombing in Tel Aviv is reminiscent of six years ago and could mark a serious escalation in the conflict.
A truce in Gaza suits all sides but none of the groups seem interested in a long-lasting solution.
A complex system of air defences has been instrumental in protecting Israel's population from incoming rockets.