The Brief Dallas County Sheriff's deputies are searching for the driver of a white Chevrolet Equinox involved in a fatal hit-and-run on I-20 in Duncanville on June 21. The victim has been identified as 62-year-old Rafael Rivera Hernandez, but authorities have been unable to locate his family. Anyone with information about the driver, vehicle (license plate LGP5505), or Hernandez's family is urged to contact the Dallas County Sheriff's Department. Also, Dallas County Sheriff's deputies have been unable to locate that victim's family. What you can do:Detectives are looking for the driver of the white Equinox, as well as the family members of the victim, Rafael Rivera Hernandez.