No-fly zone for Iran talks disrupted flights at Zurich airport, authorities say (opens original article in a new tab)

A technical fault caused by security measures for U.S.-Iran talks disrupted Zurich airport flights, which were later resolved.

• A technical fault in air traffic control disrupted flights at Zurich airport
• The fault was triggered by security measures for U.S.-Iran peace talks in Switzerland
• The issue was resolved by aviation authorities