COLUMBUS, Ohio -- A 16-year-old disabled girl was punched and forced to engage in videotaped sexual acts with several boys in a high school auditorium as dozens of students watched, according to witnesses. Authorities are investigating and no charges have been filed in the alleged attack last month at Mifflin High School. Four boys suspected of involvement were sent home and have not returned to class. Also, the principal, Regina Crenshaw, was suspended and will be fired for not calling police, school officials said. And three assistant principals were suspended and will be reassigned to other schools. Crenshaw had no...