Israel bombed the center of Beirut for the first time in almost a year of hostilities with Lebanon’s Hezbollah, as the military steps up air assaults following the killing of the Iran-backed group’s chief last week.

The Israeli military claims that Hassan Nasrallah, secretary-general of Hezbollah, was killed in Friday’s airstrike in Beirut, Lebanon.

An airstrike has leveled an apartment building and killed three Palestinian militants in central Beirut, as Israel appeared to send a clear message that no part of Lebanon is out of bounds