(CNN) More than 70 Covid-19 cases have now been linked to an event that drew thousands of tourists to a small South Dakota city earlier this month, CNN surveys of state health departments show. Experts feared the rally, which drew people from all over the United States -- including coronavirus hotspots -- had the potential to become to become a spreading event, not just in the state but across the country. Sixty-one percent of counties in the US have been visited by someone who was at Sturgis, Camber Systems, which collects and analyzes cell phone activity for health researchers, told CNN. Several states have already reported cases believed linked to the event.

Source: CNN August 26, 2020 11:15 UTC