News bites: Sock 'em

Your morning transportation speed-read:

The Transportation Security Administration says a passenger at Newark, N.J.'s Liberty International Airport had tear gas in his socks.

Southwest Airlines has apologized to a passenger for asking her to cover her cleavage.

The quality of cars in the United States is at all-time high, according to a new survey.

New rail cars ordered by Washington, D.C.'s MetroRail will not be ready in time for the opening of its new Silver Line.