Anonymous threats against commercial airliners — including one called to the Maryland State Police — prompted scrutiny Monday of four international flights at airports in New York and New Jersey.
Authorities said the threats did not appear to be credible, and searches were done on three jets as a precaution.
Maryland police said they received an anonymous call at the McHenry barracks in the western part of the state threatening commercial aviation about 6:30 a.m. Monday and referred it to the FBI. They declined to comment further.
U.S. military jets escorted an Air France flight into New York City after someone made a phone threat, the FBI said. The flight...