Shannon Cornell Johnson was 29 when she was killed by gunfire in Knoxville, Tennessee, on May 8, 2004.

Law enforcement investigated the death, but the case went cold and no arrests have been announced. The identity of any suspect or suspects remains unknown, and the homicide is still listed among unsolved murders.

Anyone who knew Shannon, witnessed events around May 8, 2004, or has information that could help the investigation is asked to come forward.