the holiday rush is a robot revolution. a dozen helping to speed the processing of nearly 50,000 packages a day. nationally, the post office says it can handle up to 60 million packages daily, helped by 249 of these new sorting machines, each moving 3,000 boxes an hour. we have prepared since january of this year for this peak season, and we were holiday ready before we even got to thanksgiving. reporter: and in memphis, it s plane after plane touching down at the busiest cargo flight line in the nat arod 20,000 pacs to the fedex megahub. about half the cargo fedex flies comes through here. they are unloaded, sorted through 44 miles of conveyor belts and loaded on to other planes for their final destination, all within about three hours. this is our super bowl every year. reporter: and this is the fourth quarter. fedex senior operations manager, walter kirkeminde. do you guys feel that pressure? we understand that some of