Ukraine drone swarms Russia on third, final day of parliamentary primaries

A massive wave of unmanned aircraft estimated to be more than 1,000 targeted the Russian capital and its surroundings early Sunday, setting a local oil refinery ablaze and killing at least two. (AP; Music courtesy of Universal Production Music)

A massive wave of unmanned aircraft estimated to be more than 1,000 targeted the Russian capital and its surroundings early Sunday, setting a local oil refinery ablaze and killing at least two. Russia called it an attack on its elections. (AP; Music courtesy of Universal Production Music)