br pSixteen inmates were indicted on “mob action” charges after a fight broke out in the Cook County Jail’s maximum security division on February 16, the sheriff’s department said in a statementa.ppTwo inmates were taken to area hospitals following the brawl for treatment of non-life-threatening injuries, including puncture wounds. Others were treated at the jail, the statement said. The Cook County Sheriff released this footage of the incident, which shows several inmates involved in a confrontation before prison security intervene.