my name is Thomas heard I'm the store manager here to call our Walmart so the bossa nova robot is for efficiencies in the stores to help improve our associates processes it scans our side counters and scans for out of stocks and then sends a alerts to an application that our associates used to down stock merchandise from the top shelf to enable sales that might be missed we have a robotic scrubber that we use overnight we usually run that about from 8 p.m. to 8 a.m. range and then we'll just run route a since it's extremely simple we'll just go down that way it helps us scrub our floors helps reach more areas of the of the store with the folks that we have our main is crews everything [Applause] pickup tower yes that's for really for customers and anybody using the online group pickup if we have an item that's available in store for pickup they can place an order they that order is sent to us we pick it we place it into Tower and then they use an email barcode to scan and pick up their item it's really to improve speed when they pick up their merchandise they can get it out of the store very quickly that way by using the tower