Testimony Is Set To Get Underway Wednesday In The Trial For A Kingsport Man Who Was Indicted By The Washington County Grand Jury On Vehicular Homicide And Evading Arrest Charges. Cody Dingus Is Accused In The Wreck That Killed His 18 Year Old Girlfriend Sheridan Edwards Also Of Kingsport. The Crash Occurred On Knob Creek Road In Johnson City On Valentine’s Day In 2012. Officers Tried To Pull Over Dingus When He Sped Off At A High Rate Of Speed. He Eventually Struck A Telephone Phone, Ejecting Both Of Them From The Vehicle. The Trial Is Expected To Last Through Thursday.