Jefferson Co. – A Du Quoin man is behind bars in connection to a 2010 shooting in Mt. Vernon that left one man dead. Perry County Court Reports show that Dwaine McDonald was arrested over the weekend following a warrant released connecting him to the death of 15-year-old Deon Feggins in 2010. The charges come after a guilty plea from Marventi Palmer, another man connected to the shooting. A Chicago man, 37-year-old Edward Gilbert is still at large. Anyone with information on Gilbert’s whereabouts is asked to contact their local law enforcement agency.