Quarantines and closures: Confusion reigns as schools reopen

Cimmie Hunter, left, and Cadence Ludlow, both sixth-graders, arrive at Liberty Elementary School Aug. 17 during the first day of class in Murray, Utah. (AP Photo/Rick Bowmer, File)

Frightening calls from the school nurse. Waiting in vain for word from school officials. Canceled sports practices. Marching bands in quarantine.