The attack on Jerusalem is considered a major escalation by Israel. Earlier, the leader of Hamas' military wing said over 5,000 rockets were fired into Israel. Israeli Military Says It Is Striking Targets in Gaza Strip As Air Raid Sirens Sound in Jerusalem (Watch Videos).
The Israeli military said “a number of terrorists have infiltrated into Israeli territory” after a rocket that struck a building in southern Israel critically injured a 70-year-old woman.