Federal transportation officials are working to create an accurate map of the nation's time zones after an official review revealed one doesn't exist. Skip to content NOWCAST NewsCenter 5 at Noon ...

Citywide transit maps are nothing new, but researchers at the U.S. Department of Transportation are working to map transportation coasttocoast, complete with bus routes, stops and schedules.

Federal transportation officials are now at work creating an accurate map of the nation’s time zones, according to a report by the inspector general for the Department of Transportation.