two years ago. and it says one crucial use beyond monitoring battles is being able to try to match by a metric information instantly. things like fingerprints and facial recognition and iris scans. something that could have taken days in the past. wolf? >> fascinating stuff, mary, thank you, very much. what should the u.s. do about its relationship with pakistan? jack cafferty and the cafferty file. your e-mail coming up next. [ airplane engine whines ] [ grunts ] [ dog barking ] gah! [ children shouting ] [ grunts ] [ whacking piñata ] [ whacking piñata, grunting ]