The war between Russia and Ukraine is full of surprises, and one of the coolest—and trickiest—things happening right now is all about drone-embedded malware. Drones are like little flying machines that can spy,

The U.S. reached deals with Ukraine and Russia to pause their attacks over the Black Sea and against each other's energy targets, but it was not clear when and how the deals would come into force.

Russia launched no long-range strike drones into Ukraine on Monday night and into Tuesday morning, Ukraine's air force said.