ISTANBUL The US and Israel bombed residential blocks in Iran’s capital late Monday, killing around 40 people, according to the semi-official Tasnim news agency. The strikes targeted an area near Resalat Square in Tehran, Tasnim reported. Regional escalation has intensified since Israel and the US launched a joint attack on Iran on Feb. 28, killing more than 1,200 people, including Supreme Leader Ayatollah Ali Khamenei, according to Iranian authorities. Iran has retaliated with drone and missile