(Cranston, RI) --More details are being released about the incident that led to a lockdown at the ACI earlier this week.Rhode Island State Police reports indicate Brian Audette, a convicted murderer who is serving a life sentence, allegedly stabbed a fellow inmate with a handmade knife on Monday.The victim has been treated at Rhode Island Hospital and returned to ACI authorities, according to state police.Audette was arraigned on felony charges related to the incident yesterday.