Pilots operating some of the most popular Ukrainian interceptor drones can now work from hundreds of miles away instead of dozens.

Two years ago, Kyiv had to plead with the US for old missiles to strike just inside Russia's borders, but now it manufactures millions of drones a year - launching them as deep as Siberia.

A Los Angeles-based defense technology company has unveiled a wearable ground control station for

"The force teams we plan to deploy to the border in the coming days will be equipped with local interceptor drones," a Latvian military official said.

Security for the FIFA World Cup is expanding skyward, with law enforcement agencies preparing for drone activity that could range from a nuisance to a serious threat as the United States hosts the tournament starting next week.