A Kane County judge will decide Sept. 25 whether a South Elgin man was insane when he stabbed his mother to death. Michal Wybraniec

Judge John Barsanti heard closing arguments Monday in the bench trial of Michal Wybraniec.

Wybraniec is accused of stabbing his mother, Beata Wybraniec, 50 times inside and out of the home they shared on April 16, 2023.

Prosecutors argued Wybraniec, 32, should be found guilty of two counts of first-degree murder and one count of armed violence. In the alternative, they asked Barsanti to find Wybraniec guilty but mentally ill.

“The truth is that the defendant was fed up (with his mother). ‘No money. Stop taking drugs. Take your meds.’ This is what the argument was about,” assistant state’s attorney David Belshan said Monday.

On a video of a police intervie

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