The officer, George Clark, 30, had tried to withdraw his plea, but a judge denied the motion.
He originally pleaded guilty to charges, but later withdrew his plea.
You can withdraw your plea of guilty and we will go to trial.
He appealed to the county judge to withdraw his guilty plea but was rebuffed.
The court also refused to consider an appeal from a former Arkansas governor who wanted to withdraw his 1998 guilty plea to tax conspiracy.
The defendant later withdrew her guilty plea and agreed to stand trial.
He has withdrawn his guilty plea and will stand trial - after the election.
He withdrew his not-guilty plea as part of a plea deal.
Ray later made many attempts to withdraw his guilty plea and be tried by a jury, but was unsuccessful.
I withdraw my earlier plea for an immediate betrothal.