Donna Jean Awcock, 17, was an active teen who loved to babysit and play baseball.Four decades ago, she disappeared after watching a group of children and was found murdered on Oct. 13, 1983. Her older sister Tammy Dennett is determined to keep her story alive, and to bring the killer to justice. Fundraiser by John Nicoll : Ontario Cold Cases - The Podcasthttps://gofund.me/2de79e36Nicoll Investigations - [email protected] Cold Cases - The Podcast https://www.facebook.com/ontariocoldcases?mibextid=LQQJ4dOntario Cold Case - Wordpresshttps://nicollinvestigations.wordpress.com/[email protected]