Dozens of people have been killed over the past three days as both countries launched a barrage of attacks and counter-attacks.

Israel’s military said it shot down 20 drones en route to Israel on Sunday. It comes after it reported striking 80 targets in Iran overnight, including the headquarters of the Ministry of Defense and the headquarters of the Organization of Defensive Innovation and Research,

Iran on Friday night launched missiles and drones at Israel in a second response to airstrikes overnight that targeted nuclear sites and top commanders in the Islamic nation.

Russia has maintained a delicate balancing act in the Middle East for decades, trying to navigate its warm relations with Israel even as it has developed strong economic and military ties with Iran.

In response to Israel’s attack, Iran fired back with more than 100 drones. NBC News’ Chief International Correspondent Keir Simmons reports more. Former NATO Supreme Allied Commander retired Gen. Wesley Clark and Senior Fellow at the Carnegie Endowment for International Peace Aaron David Miller join Ana Cabrera to examine the possibility of further attacks.

Markets are having another bout of nerves after Israel bombed Iran, which is believed to have fired back drones in response.