Travelers are hitting the roads and filling the airports as they travel for Thanksgiving.

New to flyers this holiday season is TSA's Diamond Self-Select Program.  It's based on travel experience and need.  Passengers decide which security checkpoint lane fits them.

Green Icon: Lines for families and passengers with special needs

Blue Icon: Lines for casual travelers

Black Icon: Lines for expert travelers prepared and in hurry

Passengers are allowed to pack three-ounce containers into a one-quart-sized clear zip-top bag, one per customer.