Season
- Season 1 2009-10-18
- Season 2 2010-04-18
- Season 3 2010-11-07
- Season 4 2011-04-17
- Season 5 2011-10-30
- Season 6 2012-06-03
- Season 7 2012-12-16
- Season 8 2013-06-23
- Season 9 2013-12-22
- Season 10 2014-08-03
- Season 11 2015-02-22
- Season 12 2015-08-30
- Season 13 2016-03-06
- Season 14 2016-08-28
- Season 15 2017-05-28
- Season 16 2017-10-29
- Season 17 2018-07-15
- Season 18 2019-02-24
- Season 19 2019-11-03
- Season 20 2020-04-26
- Season 21 2020-11-29
- Season 22 2021-04-04
- Season 23 2021-08-08
- Season 24 2022-02-20
- Season 25 2022-09-04
- Season 26 2023-05-03
- Season 27 2024-03-06
- Season 28 2025-07-09
Season 28 Episode
On the Case with Paula Zahn - Season 6 Episode 1 Mystery in the Desert
8.39 43 minutes When an innocent couple is murdered execution-style in the Arizona desert, it marks the beginning of a 50-year search for the truth. After decades of investigation, the controversial case remains shrouded in mystery including a claim that an innocent man was framed by his ex-wife for both murders.
