Waters was charged in November in Missouri's Cass County with unlawful possession of a firearm and drug possession.
Morton, a twice-deployed veteran who joined the Army National Guard in 2005, took a temporary break from full-time policing a year ago to take a job with Veterans Affairs in the Kansas City area, although he remained a reserve officer in Clinton. He returned to full-time duty last September, one month after another officer was fatally shot.
In 1999, he plead guilty to robbery and armed criminal action in Jackson County after being arrested by Lee's Summit police. He had recently returned to full-time duty to replace a fallen officer.
The Kansas Highway Patrol tweeted, "We extend our thoughts and our honest condolences to the Clinton, Missouri Police Department, as well as the family and friends of Officer Christopher Morton, who was shot and killed last night".
The Clinton Fire Department issued a statement urging everyone to avoid the area - saying the shooter was barricaded in the home and adding, "Please understand the emotional side of this event for those involved and please refrain from posting on social media any information obtained by either radio traffic or by means of speculation". #ClintonPD, ' the patrol added.
All three officers were shot.
Missouri police officer was sent to wrong house for 911 call before shot dead
Officers went to a home in Clinton, Missouri Tuesday night in response to a 911 call in which no one was on the line but a disturbance could be heard in the background, according to Missouri Highway Patrol Sgt. Collin Stosberg. For reasons that authorities are still trying to determine, the officers were sent to the Clinton home instead of the home from where the call was made, which was about 15 miles (24 kilometers) away in Windsor.
A woman answered the door and told police nothing was wrong, but the officers said they needed to check anyway. The other two officers were treated at a hospital.
The Highway Patrol's SWAT team entered the home just after midnight.
"Our community has lost another public servant due to a police officer involved shooting".
The women in the house at the time were not injured and were taken into custody. The other two officers sustained non-life threatening wounds, authorities said. "Rest in peace Officer Morton".
Morton joined the Army in November 2005 and was twice deployed. Members of the Bates County Tactical Team and members of the Troop A SWAT Team entered the residence to remove Officer Morton. He was honored for his military service at #TheK in 2014. Our thoughts are with his family today, ' the tweet read.
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