A murder suspect spent a decade on the run after the killing of beloved American University professor Sue Marcum. ABC News Contributor Pat LaLama analyzes the case against Jorge Landeros. Learn more about your ad choices. Visit <a href="https://podcastchoices.com/adchoices">podcastchoices.com/adchoices</a>

True Crime Vault: Cold to the Touch

Unforgettable true crime mysteries, exclusive newsmaker interviews, hard-hitting investigative reports and in-depth coverage of high profile stories. Now listen throughout the week with the official 20/20 After Show, the True Crime Vault, and our spotlight of true crime originals.