Question: Delta Air Lines Flight 1989 was leaving from which Boston airport when it was thought to have been hijacked?
Sentence (from "Logan International Airport"): Logan International Airport (IATA: BOS, ICAO: KBOS, FAA LID: BOS) , officially known as General Edward Lawrence Logan International Airport, is an international airport located in the East Boston neighborhood of Boston, Massachusetts, United States (and partly in the town of Winthrop, Massachusetts).
Relevant evidence: Yes