New numbers show visits to McDonald's went down 10% nationwide last week and 33% in Colorado, according to placer.ai, a company that tracks foot traffic to restaurants and retailers. This comes after an E. coli outbreak sickened people around the nation and killed one person in western Colorado.The outbreak is linked to the Taylor Farms food distributor facility in Colorado Springs.WATCH: McDonald's says onions linked to E. coli outbreak are from Colorado Springs facilityOn Sunday, McDonald's officials said all the contaminated products related to the outbreak have been taken out of the supply chain and restaurants. The Colorado Department of Agriculture said the company's beef patties, which are used for the Quarter Pounder, have tested negative for E. coli.McDonald's says it will start selling the Quarter Pounders again in all of its restaurants this week. _______Watch KOAA News5 on your time, anytime with our free streaming app available for your Roku, FireTV, AppleTV and Android TV. Just search KOAA News5, download and start watching.