Mossad agents paved the way for Israel to launch precise strikes on Iran's sites, according to media reports quoting Israeli sources

Israel stunned Iran last week with an intelligence and military operation years in the making that struck high-level targets with precision.

Israel had spent months smuggling in parts for hundreds of quadcopter drones rigged with explosives—in suitcases, trucks and shipping containers—as well as munitions that could be fired from unmanned platforms,