Thanksgiving travel week faces several possible obstacles

Just as there are good odds the turkey will taste dry, airports and highways are expected to be jam-packed during Thanksgiving week, a holiday period likely to end in another record day for air travel in the United States.

The people responsible for keeping security lines, boarding areas and jetliners moving - from the U.S. transportation secretary and airline chiefs on down the line - swear they're prepared for the crowds.

But a strike by service workers in Charlotte Douglas International Airport threatens a hub in the Carolinas.