Clashes break out as guards work to stop a `` massive prison break , '' officials say . 11 inmates and 6 guards are killed , Durango public safety officials report . In a fight at the prison last year , 11 inmates were killed . Violence has been reported at the prison in the past . Comment:
Clashes break out as guards work to stop a `` massive prison break , '' officials say . 11 inmates and 6 guards are killed , Durango public safety officials report . Violence has been reported at the prison in the past . Comment: