Oklahoma serial killer on death row pleads guilty to three murders including two girls, 12 and 17

Oklahoma serial killer on death row pleads guilty to three cold case murders in Texas including two girls, 12 and 17 and 20-year-old woman during five-month crime spree in 1997

• William Reece admits three more murders, taking total known death toll to four
• Killer, 62, faces death for killing 19-year-old Tiffany Johnston at carwash in 1997 
• Laura Kate Smither, 12, Jessica Lee Cain, 17, and Kelli Ann Cox, 20 also his victims
• Reece was given an extra life sentence for each of his three other 1997 murders

By Adam Solomons For Mailonline

Published: 12:22 EDT, 1 July 2022 | Updated: 12:28 EDT, 1 July 2022