Germany investigates after drone sightings shut Munich airport overnight

The disruption is the latest in a string of incidents unsettling European aviation, raising concerns about hybrid attacks on Ukraine’s allies, possibly linked to Russia.

Drone sightings overnight at Germany’s Munich airport led to the cancellation and diversion of dozens of flights on the eve of a national holiday, leaving nearly 3,000 passengers stranded, and authorities said on Friday they were investigating the incident.