The Minnesota Department of Health, with support from the CDC, is conducting a voluntary statewide survey between now and September 30 as part of an ongoing effort to better understand the prevalence of COVID-19 in Minnesota. The so-called CASPER survey will include a household questionnaire as well as free virus and antibody testing for the COVID-19 virus. Information from the survey will help health officials and others who are part of the COVID-19 response make decisions that best meet the needs Minnesota communities.