According to Dr. Amy Williams, Executive Dean for Practice at Mayo, 93% of the cases are due to community spread (00:37) WCCO 4 News At Noon - Nov. 18, 2020
Credit: CBS 4 WCCO Minnesota Duration: 00:37Published
Boris Johnson has been forced into self-isolation after coming into contact with an MP who later tested positive for Covid-19. The PM praised the NHS Test and Trace scheme which pinged him a message to..
![900 Mayo Clinic Staff In MN And WI Test Positive For COVID In Two Weeks [Video]](https://video.newsserve.net/300/v/20201118/2011181828-900-Mayo-Clinic-Staff-In-MN-And-WI.jpg)
![Boris Johnson self-isolating after No10 meeting [Video]](https://video.newsserve.net/300/v/20201116/1313367206-Boris-Johnson-self-isolating-after-No10-meeting.jpg)
