The conflict has left almost 4,000 people dead across the region, according to tolls from governments and nongovernmental organizations. The US-based Human Rights Activists News Agency said more than 3,000 people died in the past two weeks in Iran. Lebanon said 850 people were killed since Israel began attacking the Iran-aligned Hezbollah militia in the country. Dozens have died across the Gulf and in Israel, while the US has lost 13 service members.