Doctors say a woman in Michigan contracted COVID-19 and died last fall two months after receiving a tainted double-lung transplant from a donor who turned out to harbor the virus.
JoNel Aleccia
Why the U.S. is underestimating COVID reinfection
In Minnesota, officials have investigated more than 150 cases of suspected reinfection, but they lack the genetic material to confirm a diagnosis, a spokesperson said.
