Eleven months after a Fairfax teenager was charged with misdemeanor vehicular manslaughter in connection with a deadly Woodacre crash, families of some of the victims are calling for a more complete investigation by the state agency tasked with examining road collisions. 

“I want to know what happened to my daughter,” Linda Kepley, the mother of Ada Kepley, who died in the 2025 crash, wrote in a statement to the Light. “I am far…