AUSTIN, Texas (KAMR/KCIT) – More than a decade after she was last
seen alive, one man has been charged in the cold case slaying of
Mitchell County eighth-grader Hailey Dunn.
According to Texas Department of Public Safety (DPS) records, Dunn
was last seen on Dec. 27, 2010. Her mother reported her missing the next
day. No sign of her was found despite a search until March 16, 2013,
when her remains were found near Lake JB Thomas in Scurry County.
Shawn Casey Adkins, 35, of Big Spring, was arrested Monday, June 14, and charged with Dunn’s murder.
Adkins had been a suspect in the case, according to DPS, but was
never charged. He was a live-in boyfriend of Dunn’s mother at the time
of the 13 year-old’s death, and circumstances around her disappearance
led Adkins to be suspect, but the investigation stalled with a lack of
In 2020, the Texas Rangers Unsolved Crimes Investigation Program
(UCIP) took a new look into the case after being consulted by 32nd Judicial
District attorney Ricky Thompson. After several interviews, Adkins was
identified by the Rangers as the suspect for the murder.
A search warrant to collect Adkins’ DNA was obtained, and the samples
were collected on June 13 of 2021. The next day, Adkins was arrested
and taken to the Howard County Jail in Big Spring. He was then
transferred to the Mitchell County Detention Center. Bond was set at $2