This Giant New Helicopter Is Like A Greyhound Bus For The Sky

Most non-military helicopters tend to be small flying machines incapable of carrying more than a few passengers. Unveiled this weekend, the 525 "Relentless" is not most helicopters. Holding 16 passengers plus two crew, it's now the largest and most advanced civilian chopper ever built by Bell Helicopter. » 2/13/12 2:00pm 2/13/12 2:00pm