This transmission electron microscope image shows SARS-CoV-2—also known as 2019-nCoV, the virus that causes COVID-19—isolated from a patient in the U.S. Virus particles are shown emerging from the surface of cells cultured in the lab. The spikes on the outer edge of the virus particles give coronaviruses their name, crown-like. Image captured and colorized at NIAID’s Rocky Mountain Laboratories (RML) in Hamilton, Montana. Credit: NIAID

Petersburg has three new COVID cases as of Tuesday morning, according to the Petersburg Medical Center’s dashboard.

The positivity rate is still low at 3.5 percent. No COVID tests were pending.

About 56 percent of Petersburg is considered fully vaccinated.

Three Petersburg residents have died with COVID. One death was last year at the beginning of the pandemic, one was last month, and one was this month.