Prisoner executed for murder of Oklahoma dance student in 1996

Anthony Sanchez has been executed (Jaconna Aguirre/The Oklahoman via AP)

A 44-year-old prisoner has been executed for the 1996 killing of a University of Oklahoma (OU) dance student.

Anthony Sanchez was pronounced dead at 10.19am local time following a three-drug injection at the Oklahoma State Penitentiary in McAlester.