1 rich Libsyn https://www.libsyn.com 90 600 The murder of Mary Plummer is not without suspects.&amp;nbsp; But what do you do when all the people who have motive and opportunity also have alibis?&amp;nbsp; As we learn this week, no alibi is airtight.&amp;nbsp; We just have to find the leaks. Cold Case Chronicles http://www.coldcasechronicles.com <iframe title="Libsyn Player" style="border: none" src="//html5-player.libsyn.com/embed/episode/id/16732853/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/content/88021088