India, Nov. 4 -- Several threats involving bombs on commercial flights in Europe have recently heightened anxiety for the safety of air travel, despite the fact that no bombs were found on the threatened aircraft. Several airlines had to divert flights and perform emergency security checks for passengers yesterday. At least one flight was escorted by military jets. This recent string of threats comes on the heels of another threat from a day ago.

Hoax Threats Disrupt Air Travel Across Europe

Among those grounded due to bomb threats were flights belonging to such airlines as LOT Polish Airlines, Scandinavian Airlines, Wizz Air and Ryanair. Flights bound for Italian, Polish, Spanish and Bulgarian airports had to undergo security checks, w...