In this Aug. 27, 2020, file photo, a teacher conducts a virtual lesson in her empty classroom on the first day of classes in Blakely, Pa. (Christopher Dolan/The Times-Tribune via AP) **FILE**
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In this Aug. 27, 2020, file photo, a teacher conducts a virtual lesson in her empty classroom on the first day of classes in Blakely, Pa. (Christopher Dolan/The Times-Tribune via AP) **FILE**
