The full episode of the CBS Evening News from August 6, 2015 edition
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.