Those who tested positive for COVID-19 at North Paulding High School included students and staff members, the principal said in a letter.
The president of the Georgia NAACP called the novel disturbing, and said Matt Lieberman should drop out of the contest.
Students in Georgia's Paulding and Cherokee counties went back to school this week, with decidedly mixed results.
Biden is targeting Republican-leaning states like Georgia and Texas, where Democrats haven't seriously competed in decades.
Schools in Gwinnett County are opening for digital classes on Aug. 12, but in a controversial decision, employees are still required to show up in person.
Mayor Keisha Lance Bottoms (D) lashed out at Georgia Gov. Brian Kemp (R) for trying to block her order requiring face masks.
A panel of officials picked the civil rights icon’s successor from a list of five Democrats.
Mayor Keisha Lance Bottoms said Atlanta's mask mandate remains in effect after Gov. Brian Kemp sought a court order to silence her about public health rules.
"Our hearts feel empty without our friend, but we find comfort knowing that he is free at last."
"The Late Show" host mocked Georgia Gov. Brian Kemp for countermanding local anti-coronavirus rules requiring face masks.