Urooj Khan , 28 , won $ 1 million before taxes on an Illinois lottery scratch ticket . He died suddenly weeks later ; authorities first ruled his death ` ` natural '' Whatever the cause , they think he died of ` ` ' toxicity , '' a medical examiner says . Chicago police are investigating , but have n't made any arrests .
Urooj Khan , 46 , won $ 1 million before taxes on an Illinois lottery scratch ticket . He died suddenly weeks later ; authorities first ruled his death `` natural '' Revisiting the case , they found he died of `` cyanide toxicity , '' a medical examiner says . Chicago police are investigating , but have n't made any arrests .