Police say a 36-year-old man was responsible for fatally shooting his 5-year-old nephew and both of his parents, setting their house ablaze and taking his own life early Wednesday morning in the Chicago suburb of Oak Lawn.
An off-duty fire official responding to reports of a fire at the home around 5 a.m. witnessed a man later identified as John Conta Jr. fatally shoot himself with a shotgun in the garage attached to the home in the 9800 block of South 51st Avenue as it went up in flames, according to CBS Chicago.
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