Seven airliners in Europe received warnings about explosive devices on board on Tuesday, the BBC reported. The planes that received bomb threats operated on the Copenhagen-Warsaw, Bergamo-Sofia, Dublin-Sofia, Manchester-Murcia and Lisbon-Rome routes. Another flight went from Dublin to Rome. According to the BBC, Italian Air Force aircraft escorted him after a bomb threat was received. No explosives were found in any of the planes.

Seven airliners in Europe received warnings about explosive devices on board on Tuesday, the BBC reported. The planes that received bomb threats operated on the Copenhagen-Warsaw, Bergamo-Sofia, Dublin-Sofia, Manchester-Murcia and Lisbon-Rome routes. Another flight went from Dublin to Rome. According to the BBC, Italian Air Force aircraft escorted him after a bomb threat was received. No explosives were found in any of the planes.