DUPAGE COUNTY, Ill. - A Glen Ellyn man convicted of killing his girlfriend by giving her a fatal dose of fentanyl has been sentenced, the DuPage County State’s Attorney announced.

What we know:

Sergius Harty, 32, has been sentenced to 7.5 years in prison on Friday after pleading guilty to one count of drug-induced homicide in June.

On Nov. 5, 2021, officials responded to a call of an unresponsive woman, later identified as Margaret McCabe, 29, of unincorporated Clarendon Hills. She was transported to a local hospital where she died. An investigation revealed she died of fentanyl intoxication.

Authorities learned McCabe traveled with Harty to Oak Park to purchase narcotics, where Harty purchased several bags and gave one to McCabe. The next day, McCabe ingested the fentanyl and died,

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