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,

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

Good morning. Israel and Iran aren’t letting up in their attacks. China’s biotech sector is surging. And look beyond Apple’s Liquid Glass to the good things happening with iPads. Listen to the day’s top stories.