ATLANTA (AP) -- Medical experts are split on how the state's
first execution using a new drug for lethal injection went.
In the moments after the new drug was administered Thursday
night, Roy Willard Blankenship jerked his head several times and
It was the first time Georgia used the sedative pentobarbital to execute an inmate.
One medical expert suggests the execution could have been
botched, while another suggests the movements could have been a
natural side effect of pentobarbital.
Blankenship's attorney Brian Kammer said Friday the execution
indicates the state "cannot assure a humane, constitutional
He asked the Georgia Supreme Court to block more executions until the state investigates what happened.
The Georgia Attorney General's office declined comment. State prison officials did not immediately return calls seeking comment.