unlike many of domino's competitors who teamed up with companies like door dash and grubhub, alison maintainsin keepg as domino's continues to expand and put stores clor to o another will be the right strategy for the brand long term. >> the first reason is we're not going to out source the customer experience to someone else. if we want our customers interfacing with us through any one of 20 odd ways they can order pizza from w, butn the delivery happens the only human interaction is when that expert. we want that to be a domino's trained delivery expert so we own that process from start to finish. >> reporter: as the battle heats up in tce fast food spa with the delivery now available for nearly any type of food customers are craving, companies are working overtime to stay ahead and innfoate. r "nightly business report", i'm kate rogers in ann arbor,an mich >>> before we go, here is another look at the day's final numbers on wall street. the dow fell 173 points to 25,962. th nasdaq was down 54, and the s&p 500 flipped 23. that's "nightly busi tss report" foight. i'm sue herera. thanks for joining u