Capitol Police officer Brian Sicknick, who engaged rioters, suffered two strokes and died of natural causes, officials say The Washington PostCapitol Police officer Brian Sicknick died of natural causes after Jan. 6 riot, examiner says Fox NewsU.S. Capitol Police officer died of natural causes after attack -medical examiner Yahoo NewsCDC: Only 6,000 in 84 Million Americans Got COVID After Full Vaccination The Daily BeastOfficer Sicknick suffered strokes and died of natural causes, DC medical examiner says CNNView Full Coverage on Google News