Schools are bracing for what could be a nasty flu season -- and for principals and educators, that may mean making tricky decisions about when to close their doors.
The challenge is to balance preventing the spread of the deadly swine flu virus with the potential for causing massive disruptions for families and students.
Watch "World News With Charles Gibson" tonight at 6:30 ET for the full report.
"How do you continue learning for students who are healthy?" asked Cindy Ball, director of...Full Story