If bags already have locks and zips, is there really any point in covering them with layers of plastic wrapping?

The claim spread as travelers at airports across the country endured long wait times due to a lapse in Homeland Security funding.

The checked luggage size limit is 62 linear inches (the sum of the length, width and depth of the bag) for most airlines. The most common weight limit for checked luggage is 50 pounds per bag. Checked ...