The aunt of Harmony Montgomery, who's last known sighting was in 2019 while in the custody of her father, said she believes the little girl is alive. Subscribe to WCVB on YouTube now for more: http://bit.ly/1e8lAMZ Get more Boston news: http://www.wcvb.com Like us: https://www.facebook.com/wcvb5 Follow us: https://twitter.com/WCVB Instagram: https://www.instagram.com/wcvb5/