OGLE COUNTY, Ill. (WIFR) - A Rockford man faces multiple charges after an investigation into illegal gun sales in Ogle County. Angel Guerrero, 25, is charged with unlawful sale of a firearm, sale of an unserialized firearm and child endangerment. The sheriff’s office says its investigation began after it received a tip about a Rockford man allegedly selling guns illegally throughout Ogle County. Guerrero was arrested and taken to the Ogle County Jail.