1 rich Libsyn https://www.libsyn.com 90 600 Donald Blom.&amp;nbsp; His name creeped into Minnesota households through newscasts when he was arrested and charged for the abduction and murder of 19-year-old Katie Poirer in 1999. Find out why investigators consider him a person of interest in the 1993 stabbing and murder of 19-year-old Holly Spangler -- and how new DNA technology could determine if Donald Blom was, in fact, involved.&amp;nbsp; Written, narrated and produced by Trisha Taurinskas&amp;nbsp; You can find the full story here: https://www.inforum.com/news/the-vault/a-minnesota-detectives-final-mission-prove-who-killed-holly-spangler The Vault https://www.inforum.com/podcasts/the-vault <iframe title="Libsyn Player" style="border: none" src="//html5-player.libsyn.com/embed/episode/id/28312094/height/90/theme/custom/thumbnail/yes/direction/forward/render-playlist/no/custom-color/88AA3C/" height="90" width="600" scrolling="no" allowfullscreen webkitallowfullscreen mozallowfullscreen oallowfullscreen msallowfullscreen></iframe> https://assets.libsyn.com/secure/item/28312094