8/6: Early U.S. training of Syrian rebels seen as "failure"; what's behind flight delays?
The Pentagon's first attempt to insert fighters into Syria met with what one official called "abject failure." Nearly half the force was either killed, captured or missing and they never even came in contact with ISIS. CBS News correspondent David Martin reports; What should be a 90-minute flight from Chicago's O'Hare Airport to Knoxville, Tennessee often takes much longer. CBS News' Kris Van Cleave looked into what's behind the delays.