TSA investigating security breach at New York's JFK airport

The Transportation Security Administration is investigating a breach at one of the nation’s busiest airports. Eleven people passed through a security checkpoint that wasn’t fully supervised at New York’s John F. Kennedy International Airport early Monday morning. The passengers were able to make it all the way onto their planes without further screening.Sources tell CBS News TSA officers were in the process of opening a pre-check lane when the passengers walked through an unatt