help the job. not replacing associates doing their job, it's making the job more efficient and helping support them for delivering customer orders this holiday season. >> we're very excited about kiva and very excited about unmanned aerial vehicles and think there's the ability to use those devices for ultra fast delivery to customers is right there and is actually feasible and we're going to be ready to do it when we get clearance to do it. i think you'll see a world where unmanned vehicles are delivering packages in under 30 minutes. >> interesting stuff. now u.s. transportation officials are addressing the extra long security lines at chicago's midway airport on sunday. at one point it reached almost 2 kilometer as cording to a reporter for komo-tv. the tsa says it did not open checkpoints early enough. take a look at some pictures. even they know more passengers would be coming through.