Moscow's mayor described Sunday's attack as the largest drone attack on the Russian capital.
The FAA says it will investigate.
The Richmond Police Department has assigned a full-time drone officer for the 4th of July to help track where illegal fireworks are being set off.
Federal authorities have seized more than 300 drones flying near World Cup stadiums across the U.S. since the tournament began June 11.
The FBI's San Francisco Field Office is ramping up security preparations ahead of the first FIFA World Cup match in the Bay Area on June 13, when Qatar takes on Switzerland. We spoke with a representative of the agency about what safety and security measures it has planned and what the public should be aware of.
A U.S. Navy Sea Drone rescued two Apache pilots near the Strait of Hormuz in a first-of-its-kind rescue.