tsa has a new precheck program this year. sign up and you pass through a separate security line. with your laptop and your bag and your shoes on your feet. and there are new smart phone apps that monitor security lines so you can back-time your approach, flights are full and rebooking a challenge. >> it is extremely important to know how much time you have to get to your gate so you don't potentially miss your flight. and get stuck at the airport for thanksgiving. >> reporter: one final tip. leave the cranberry sauce at home. because of the tsa ban on liquids, your turkey may be welcome, but the cranberries are on the no-fly list. wednesday is supposed to be one of the busiest travel days of the year, airlines have cut flights, dropping air traffic by 3%. so it could actually be a pleasant day. jim avila, abc news, washington. >> our thanks to jim for that report. if you are anywhere in the northeast hoping to rent a car for your holiday getaway, forget about it. superstorm sandy destroyed or damaged thousands of cars, including those owned by rental companies. most of those not damaged have been rented to storm victims who lost their own cars. we have about four seats vacant in our minivan. if you want to hop in the hoopty with us, all we ask for is