US outbreaks force early reversals on in-person learning Johnson County High School teacher Michael Caneege teaches anatomy to his students online, Friday, Aug., 20, 2021, in Wrightsville, Ga. A few weeks into the new school year, growing numbers of U.S. districts have halted in-person learning or switched to hybrid models because of rapidly mounting coronavirus infections. With 40% of students in quarantine or isolation, the Johnson County district shifted last week to online instruction until Sept. 13. (AP Photo/Stephen B. Morton)
Johnson County Middle School teacher Shaunteria Russell teaches her 7th grade students math from an empty classroom, Friday, Aug., 20, 2021, in Wrightsville, Ga. A few weeks into the new school year, growing numbers of U.S. districts have halted in-person learning or switched to hybrid models because of rapidly mounting coronavirus infections. With 40% of students in quarantine or isolation, the Johnson County district shifted last week to online instruction until Sept. 13. (AP Photo/Stephen B. Morton)
Johnson County Middle School teacher Shaunteria Russell teaches her 7th grade students math from an empty classroom, Friday, Aug., 20, 2021, in Wrightsville, Ga. A few weeks into the new school year, growing numbers of U.S. districts have halted in-person learning or switched to hybrid models because of rapidly mounting coronavirus infections. With 40% of students in quarantine or isolation, the Johnson County district shifted last week to online instruction until Sept. 13. (AP Photo/Stephen B. Morton)
Johnson County Middle School teacher Magen Douglas uses a laptop to teach her class online, Friday, Aug., 20, 2021, in Wrightsville, Ga. A few weeks into the new school year, growing numbers of U.S. districts have halted in-person learning or switched to hybrid models because of rapidly mounting coronavirus infections. With 40% of students in quarantine or isolation, the Johnson County district shifted last week to online instruction until Sept. 13. (AP Photo/Stephen B. Morton)
Johnson County Middle School Principal Reid Bethea walks the empty halls of his school as he speaks with one of his teachers to get an update on her CoVid symptoms, Friday, Aug., 20, 2021, in Wrightsville, Ga. A few weeks into the new school year, growing numbers of U.S. districts have halted in-person learning or switched to hybrid models because of rapidly mounting coronavirus infections. With 40% of students in quarantine or isolation, the Johnson County district shifted last week to online instruction until Sept. 13. (AP Photo/Stephen B. Morton)
Johnson County Board of Education Superintendent Eddie Morris, right, speaks with his staff outside his office, Friday, Aug., 20, 2021, in Wrightville, Ga. A few weeks into the new school year, growing numbers of U.S. districts have halted in-person learning or switched to hybrid models because of rapidly mounting coronavirus infections. With 40% of students in quarantine or isolation, the Johnson County district shifted last week to online instruction until Sept. 13. (AP Photo/Stephen B. Morton)
Copyright 2021 The Associated Press. All rights reserved
Johnson County High School teacher Michael Caneege teaches anatomy to his students online, Friday, Aug., 20, 2021, in Wrightsville, Ga. A few weeks into the new school year, growing numbers of U.S. districts have halted in-person learning or switched to hybrid models because of rapidly mounting coronavirus infections. With 40% of students in quarantine or isolation, the Johnson County district shifted last week to online instruction until Sept. 13. (AP Photo/Stephen B. Morton)
Copyright 2021 The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed without permission.