This post was originally published on this site
https://npr.brightspotcdn.com/dims3/default/strip/false/crop/724x407 3 0/resize/1400/quality/100/format/jpeg/?url=http://npr-brightspot.s3.amazonaws.com/ba/c8/9b84f2604dff904b5056bc2838d4/coreycomperatorepic.JPGWho was Corey Comperatore, the man killed in the assassination attempt at this weekend’s Trump rally in Pennsylvania?