The United States military has been relying on new technology to track and destroy enemies, many times from thousands of miles away. Lara Logan reports. Later...Ashraf Marwan's death is a mystery as was his life - did he work as a spy for the Egyptian or the Israeli government? Steve Croft investigates. Also...Bill James is one of the most important 'players' for the Boston Red Sox, yet he never steps out on the field. Morley Safer tells us why. All this coming up on "60 Minutes."