Washington/Tel Aviv/Tehran, March 2 -- Israel carried out a new wave of attacks "in the heart of Tehran," while Iran unleashed fresh strikes of its own, and the US admitted that three American troops have been killed during the operation, as the Middle East continued to be embroiled in violence after the killing of Iranian supreme leader Ayatollah Ali Khamenei.

The Israeli Air Force has carried out a new wave of strikes on the Iranian capital Tehran, according to the Israeli Defence Forces (IDF).

"For the first time since the start of Operation 'Roaring Lion': The IDF is striking targets that belong to the Iranian terror regime in the heart of Tehran," a statement said.

"Over the past day, the Israeli Air Force conducted large-scale stri...