Two airborne planes _ one landing and the other taking off _ came within a half-mile of colliding at John F. Kennedy International Airport on Friday in the second such incident at the airport in a week, the Federal Aviation Administration said.
The FAA moved quickly to change takeoff and landing procedures at JFK on perpendicular runways _ the kind of runways involved in both incidents.
FAA spokeswoman Laura Brown said a Delta Flight 123 was arriving at the airport Friday when the pilot decided to abort his landing and execute a "go-around" _ a routine procedure often used during heavy congestion. That caused the Delta flight to intersect with the …






