Garth Brooks stadium tour: Singer to 'assess' remaining dates amid COVID-19 surge Published Biden announces next steps in COVID-19 vaccination push President Joe Biden on Thursday announced incentives as well as stricter preventative health measures for unvaccinated federal workers to encourage more Americans to get their COVID-19 shots. NASHVILLE, Tenn. - Country star Garth Brooks said he will be reassessing whether to continue his stadium tour because of the rising number of COVID-19 cases. In a statement issued on Tuesday, Brooks said he is still scheduled to play the next two shows scheduled in Kansas City and Lincoln, Nebraska, but will not put tickets on sale for the next planned stop, Seattle in September.