Find out which cities have the worst traffic in the U.S., according to an annual traffic index compiled by navigation system maker TomTom.
John Lamparski/Getty Images
Larry Busacca/Getty Images
David Cannon/Getty Images
Chris Jackson/Getty Images
"Grace lee whitney sfcon" by Larry D. Moore. Licensed under CC BY-SA 3.0 via Wikimedia Commons
Sign up for Breaking News, Daily Headlines, Severe Weather Alerts & more!