offduty police officer in 1989. working to stop the execution. also have breaking news on the other big story. the release of two american hikers in iran. josh fattal and shane bauer were escorted to their family. we ll begin with the extraordinary troy davis take. i want to go straight to david mattingly outside the prison in jackson, georgia. there seems to be increased activity in the last hour. apparently family members arriving, a lot of state police arriving. what is your feeling about what may be going on? well, there s a tremendous show of force here. it continues to grow as the minutes go by. i want to let you take a look at this. this is a rare sight in georgia to see this many officers in this much riot gear standing guard. they are standing at the gates of the facility where the execution is supposed to take place. they have been staring intently across a four-lane highway. i m going to show you this now. across the highway to give you a lay of the land. there a