Police in Skokie are investigating graffiti that included a swastika on the window of a kosher pizzeria as a hate crime. Their investigation determined the graffiti could be gang-related, said Skokie Police Sgt. Brandi Shelton. Police responded to the report of graffiti at EJ’s Pizzeria at 9149 Gross Point Road on Sunday morning. Police said an unknown person used a sharp object and a black .