Samuel Little, who often went by the name Samuel McDowell, leaves the Ector County Courthouse after attending a pre-trial hearing Monday, November 26, 2018 in Odessa, Texas. McDowell was convicted of three murders, but now claims that he was involved in approximately 90 killings nationwide. Investigators already have corroborated about a third of those, a Texas prosecutor said. (Mark Rogers/Odessa American via AP)