246 Fully Vaccinated People in Michigan Test Positive for COVID-19; 3 Dead

Pins for Beaumont Health Care workers after receiving their first dose of the Pfizer/BioNTech COVID-19 vaccine are seen next to a syringe at their service center in Southfield, Mich., on Dec. 15, 2020. Jeff Kowalsky/AFP via Getty Images

Michigan data show that 246 residents have tested positive for COVID-19 more than two weeks after being fully vaccinated against the virus that causes it.

The potential so-called vaccine breakthrough cases were recorded between Jan. 1 and March 31.