We all tend to take for granted the way tens of thousands of airplanes choreograph their paths in the air on a daily basis. Of course, the pilots can't see the other planes, so they need to rely on air traffic controllers to guide them through the air and land safely. Dan Carrico, an experienced air traffic controller and Chicago O'Hare Tower's NATCA Representative, joins Tim Muma to discuss his unique job, the pros and con...