Leave early for airport travel

Published On: Dec 20 2012 11:50:47 AM CST   Updated On: Dec 20 2012 11:56:43 AM CST

Dec. 20, 2012: Long lines are expected at airports across the country, including in Houston, because of a winter storm and blizzard that has dropped a lot of snow to a large portion of the Midwest. Mark Boyle reports.