Detailed text transcripts for TV channel - CNN - 20180204:23:41:00
Every motor attack, every rocket attack in this area right here just based on that graphic. >> reporter: in heavily populated areas like new york or los angeles a lot of workout locations postings don't stand out but at military bases in remote areas like afghanistan, iraq and africa, that activity stands out like a soar thumb and it doesn't tell an enemy just where a soldier happens to be jogging. they leave their devices on when they do other things. >> it allows us to see a pattern of life develop so we can trace how do people live, where do they eat and sleep how do they move throughout th...