Twenty workers at a Philadelphia-area charter school were charged in connection with the alleged abuse of young children and failure to report it, prosecutors announced Monday.

Delaware County District Attorney Jack Stollsteimer said the counts involve acts against 26 children in kindergarten through fifth grade at the Chester Community Charter School. Those charged are accused of physically abusing the students or failing to report suspected abuse.

Twenty staffers at a Pennsylvania charter school have been charged in connection with the physical abuse of more than two dozen children, some of them as young as 5 years old, prosecutors announced. All 26 alleged victims,