While in prison for a murder for which he was twice convicted and later acquitted, Thomas Maupin had a set of dentures made.
Years later, that set would become a key piece of evidence helping to put him behind bars again. According to Shelby County District Attorney Amy Weirich, dentures baring Maupin's name were found at the scene of a rape in Memphis, Tenn., on Aug. 19, 2001.
But for 15 years, they went untested due to a department backlog, reports the Commercial Appeal. Only in 2016, when a partial DNA profile was developed from the dentures and found "to be consistent with that of Maupin," was he finally arrested, according to a release.
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