F-16 pilots recall their mission to intercept Flight 93 on September 11, 2001

As we commemorate the terrorist attacks of September 11, CBS News’ Norah O’Donnell spoke with Air National Guard pilots Lt. Gen. Marc Sasseville and Heather Penney as they recounted the harrowing events of that Tuesday morning in 2001 when they heroically stormed into the country. their F-16 fighter jets in what they knew could be their last mission to protect the nation’s capital after the attacks on the World Trade Center in New York City. Tune in to exclusive air traffic control audio over the East Coast.