Local News, Midwest, zNew Headline Residents fear Riot Fest working to push out Puerto Rican identity of Chicago’s Humboldt Park May 7, 2015, 11:07 AM 0 By Michael Bacos Extra! As Riot Fest has grown over the past three years, so have Humboldt Park residents’ fears that the festival has become an agent of gentrification. “ have a very colonialist attitude. It’s a…