Chicago's 500th murder of 2012

CHICAGO (WGN) - It's been a bloody year in Chicago. Local news media report the city has seen 500 murders happen in 2012.

Chicago hit the grim milestone last night when a 40-year-old man was shot in the head while standing outside a convenience store in this West Side neighborhood. So far, no suspects have been arrested in the case. 

Local news media say the city's homicide rate is up 17 percent this year. They say there haven't been this many murders in Chicago since 2008, when there were 512 homicides.