Delco man pleads guilty in fatal 2017 road-rage shooting
David Desper is accused of killing Bianca Roberson in June 2017.
Rodney and Michelle Roberson speak outside the Chester County courthouse on Wednesday after hearing their daughter Bianca's killer plead guilty in her murder. They were joined by their family pastor, Wayne Croft (right), one of many supporters from the community who attended the hearing.Read moreDavid Swanson / Staff Photographer