Overview

• Jaylin Arnold, 27, was arrested June 19 on a parole warrant in Grand Crossing after police found suspected crack cocaine and was charged June 21 with armed violence, drug possession and illegal firearm possession as a repeat felony offender.
• Adrian Rucker, 25, faces armed violence and illegal gun possession counts after officers say he pointed an AR-style rifle at them during the same June 5 foot chase.
• Officer Krystal Rivera, a four-year Chicago Police Department veteran, was accidentally shot and killed when her partner discharged his weapon while chasing suspects into an apartment on the 8200 block of South Drexel Avenue.
• Investigators recovered multiple firearms, ammunition and bags of heroin, cocaine and marijuana inside the apartment where the incident occurred.
• Rivera’s visitation is set for June 24 at Montclair-Lucania Funeral Home and her funeral will take place June 25 at Living Word Christian Center.