NATO has been using fighter jets to stop drones. One ally says a new Ukraine-inspired anti-drone wall will handle them first.

Source: Business Insider

NATO jets are taking down drones that enter alliance airspace, but alliance leaders say more cost-effective measures are needed. JOHN THYS/AFP via Getty ImagesFighter jets have been NATO's costly answer to incoming drones. Latvia is building an automated anti-drone border defense to stop them with cheaper weapons.