(Effingham, IL)  —  Two teenagers are dead after a weekend crash in Eastern Illinois.  Police say 19-year-olds Kodie Hollinshead of Teutopolis and Rachel Dettling of Mattoon were involved in a four-wheeler crash on Saturday night in Effingham County.  The two were on a county road when they hit a deep ditch, according to reports. They were both pronounced dead at the scene.