By: CBS 4 Newsroom
A third suspect has been arrested in the murder of a Davenport man last December.
21-year-old Darius Johnson out of Chicago has been arrested in Gary, Indiana and charged in the murder of Robby ray Kohn.
Kohn was shot in the head back in December. His body left in a field off Utah Avenue.
20-year-old Jessica Loerzel and 20-year-old Barry Hamilton, both of Davenport, have already been charged with murder.