Following a series of botched executions in Oklahoma, in 2015 the state imposed a moratorium on capital punishment, but it was lifted in 2021.
He opened fire on two hotel employees during the robbery.
Over the course of his imprisonment, he appealed repeatedly, citing, in particular, intellectual deficiencies to have his sentence overturned.
This execution was the third in the state since it resumed lethal injections in October 2021.