![Jack Jones left a letter behind before he was executed. Now, we know he's a serial killer. | thv11.com Jack Jones left a letter behind before he was executed. Now, we know he's a serial killer. | thv11.com](https://media.thv11.com/assets/KTHV/images/a981575c-2a21-4281-9136-82c8eff89a66/a981575c-2a21-4281-9136-82c8eff89a66_1140x641.png)
Jack Jones left a letter behind before he was executed. Now, we know he's a serial killer. | thv11.com
![Jeff Rosenweig, attorney for Arkansas death-row inmate Jack Harold Jones Jr., speaks at Jones' clemency hearing, Friday, Sept. 7, 2007 at the states Varner Unit in Varner, Ark. (AP Photo/Mike Wintroath Stock Jeff Rosenweig, attorney for Arkansas death-row inmate Jack Harold Jones Jr., speaks at Jones' clemency hearing, Friday, Sept. 7, 2007 at the states Varner Unit in Varner, Ark. (AP Photo/Mike Wintroath Stock](https://c8.alamy.com/comp/2PB5B5X/jeff-rosenweig-attorney-for-arkansas-death-row-inmate-jack-harold-jones-jr-speaks-at-jones-clemency-hearing-friday-sept-7-2007-at-the-states-varner-unit-in-varner-ark-ap-photomike-wintroath-2PB5B5X.jpg)
Jeff Rosenweig, attorney for Arkansas death-row inmate Jack Harold Jones Jr., speaks at Jones' clemency hearing, Friday, Sept. 7, 2007 at the states Varner Unit in Varner, Ark. (AP Photo/Mike Wintroath Stock
![Clear & Convincing-Season 4 Episode 17: State of Arkansas v. Jack Harold Jones, Jr. | Podcast Network 49 | Podcasts on Audible | Audible.com Clear & Convincing-Season 4 Episode 17: State of Arkansas v. Jack Harold Jones, Jr. | Podcast Network 49 | Podcasts on Audible | Audible.com](https://m.media-amazon.com/images/I/41GkabFYQ4S._SL500_.jpg)