Hamas fired rockets into southern Israel killing three people - the first Israeli victims of the latest conflict to hit the region.
A Palestinian rocket hit a four-story building in the town of Kiryat Malachi, 15 miles north of Gaza, killing three.
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.