Roderick Nunley was executed via lethal injection Tuesday, after spending 25 years in death row for kidnapping, raping, and stabbing his 15 years old victim in 1989 in Kansas City.

Nunly, and Michael Taylor was sentenced to death in 1991. Both confessed to the crime. Taylor has already been put to death last year, prior to Nunley's own execution.

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The U.S. Supreme Court refused to stop the execution. Missouri Gov. Jay Nixon denied the petition for clemency. Nunley's execution puts to rests his attorney's numerous attempt to block it.

Missouri Attorney General Chris Koster noted the delay in Nunley's execition, observing that the system has become "too cumbersome".

“Despite openly admitting his guilt to the court, it has taken 25 years to get him to the execution chamber, " said Koster.

"Nunley’s case offers a textbook example showing why society is so frustrated with a system that has become too cumbersome.”

According to MSN, Nunley and Taylor were high on cocaine when they abducted their victim Anne Harrison while she was waiting for her school bus in Kansas City. They took her to the house Nunley's mother where they raped, sodomized, and stabbed her with kitchen knives. They later abandoned her in a stolen car, where her body was found three days later.