Authorities Are Investigating A School Bus Crash In Lee County. Virginia State Police Say The Bus, Carrying Four Students, Went Off Sigma Road Near Route Six-Oh-Six, Over An Embankment, And Overturned. No Injuries Were Reported At The Scene, But The Students Were Taken To A Hospital As A Precaution. The Driver, Who Had Minor Injuries, Was Charged With Failure To Maintain Control.