Unidentified drones reportedly detected near Fort McNair military base in Washington D.C., where top officials are housed, sparking security concerns.

Unmanned drones are cheaper than missiles, easy to mass-produce, can travel long distances, and strike with precision. For all these reasons they are reshaping conflicts around the globe. We hear from NPR correspondents about how drones are changing the nature of war and the balance of power in Ukraine,

By Max Hunder and Yuliia Dysa KYIV, March 20 (Reuters) - Ukraine has deployed military units to five Middle Eastern countries to help protect critical and civilian infrastructure against drones, Ukrainian security council secretary Rustem Umerov said on Friday after visiting the region.

Each drone is designed to carry enough water “to create over 50 gallons of finished foam suppressant,” which can reduce the speed at which a wildfire consumes fuel. The drones are designed to be able to reach and extinguish a small fire before humans can.

In eastern Ukraine, white nylon nets now stretch over roads and city streets, a low-tech defense against deadly FPV drones that dominate the battlefield and threaten civilians near the front line.

KYIV, March 20 (Reuters) - Ukraine has deployed military units to protect critical and civilian infrastructure against drones in five Middle Eastern countries, Ukraine's security council secretary Rustem Umerov said after a visit to the region.

Oro Valley has launched a $146,000 drone program with technology company Flock Safety, deploying four remote-operated drones to assist in emergency responses and searches for missing persons.

The U.S. Drone Dominance program will purchase tens of thousands of drones