Social media post helps identify robbery suspect

Courtesy photo
ACTING ON TIPS from the community, Grundy County Sheriff’s detectives learned the identity of a suspect in the June 20 armed robbery of the Casey’s General Store in Mazon. Joseph Kneller, 22, of Morris, was arrested for the crime Tuesday evening.


Grundy County Sheriff Ken Briley reports tips to a social media post proved invaluable in determining the identity of a man accused in an armed robbery.

At 7 p.m. on Tuesday, June 22, Grundy County Sheriff’s detectives arrested 22-year-old Joseph Kneller, of Morris, for the armed robbery of the Casey’s General Store in Mazon.

It was at 11:38 p.m. on Sunday, June 20 when an individual armed with a knife, entered the convenience store and demanded money from the cashier. The cashier complied with the demand the suspect fled the store on foot. A search of the area by Grundy County Sheriff’s deputies took place but did not locate the suspect.

Detectives retrieved the surveillance video from the Casey’s along with other evidence collected at the scene. They posted two pictures of the suspect on the Sheriff’s Office Facebook page, and within hours tips from the community began coming in.

Less than eight hours of the Facebook posting, detectives learned the identity of the suspect and began tracking him down.

In a news release issued this morning [Wednesday, June 23] Briley offered his thanks to the citizens of Grundy County for providing information allowing detectives to learn the identity of Kneller.

“Our Facebook post proved invaluable, with over 44,000 views in less than eight hours. We are thankful for he relationship the Sheriff’s Office has with the local community and it paid off today,” Briley said.