Real Name: William Lee Slagle
Aliases: None Known
Wanted For: Murder
Missing Since: September 21, 1989
Details: On September 21, 1989, Samford University debate coach William Slagle stabbed his star debator, Rex Copeland, to death in his apartment. Rex was apparently tired of debating and wanted to focus more on his school work, and Slagle killed him after he learned of this. He sent a letter to police confessing to the murder and then vanished.
Extra Notes: This originally aired as part of an FBI Alert on January 31, 1990. William Stagle was also profiled on Murder U.
Results: Captured. After six months on the run, Slagle surrendered to the authorities. He was convicted of Rex's murder in 1990 and was sentenced to life in prison. He was denied parole in 2001 and 2007 and eventually died in prison in 2010.