What prepares you for the job of being a spy?

John McLaughlin, former acting director of the CIA , describes his journey and the jobs he held before becoming a spy. McLaughlin worked for the CIA for more than 30 years. For the first time, hear from the 12 living CIA directors in “48 Hours Presents: The Spymasters – CIA in the Crosshairs” Saturday, May 21, 9-11 p.m. ET/PT on CBS. | Complete coverage Source