Virus surge worsens in Midwest as states expand boosters

Children wait with their parents after being administered the Pfizer COVID-19 vaccine during a vaccination clinic for ages 5 - 11 hosted by Jewel Osco in Wheeling, Ill., Wednesday, Nov. 17, 2021. (AP Photo/Nam Y. Huh)

An information sign is displayed as a child arrives with her parent to receive the Pfizer COVID-19 vaccine for children 5 to 11-years-old at London Middle School in Wheeling, Ill., Wednesday. (AP Photo/Nam Y. Huh)

A surge in cases in the Upper Midwest has some Michigan schools keeping students at home ahead of Thanksgiving and the military sending medical teams to Minnesota to relieve hospital staffs overwhelmed by COVID-19 patients.