BGR isn't an airport code we're familiar with, but Bangor International is one of the airports useful for diversions in the event of a variety of problems, as Scott McCartney's Middle Seat column in the Wall Street Journal makes clear:
A Tiny Airport in Maine Takes on Global Emergencies.
Postscript: And here's a hot-off-the-presses story written after the column:
New Jersey-Denmark flight diverted to Maine after cockpit fills with smoke
A Tiny Airport in Maine Takes on Global Emergencies.
Postscript: And here's a hot-off-the-presses story written after the column:
New Jersey-Denmark flight diverted to Maine after cockpit fills with smoke