Police: Man on the run after allegedly shooting, killing his employer outside Univ. of Kansas Hospital

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KANSAS CITY, Kan. -- A gunman remained on the loose Tuesday after police say he shot his boss outside a medical office building near the University of Kansas Medical Center.

Kansas City, Kansas officers were called out to 39th and Rainbow at about 12:20 p.m.

Willie Parker (photo courtesy of KCK Police)

Willie Parker (photo courtesy of KCK Police)

According to police, an employee and employer of First Class Medical Transportation had an ongoing feud.  Police say the employee who is known as 46-year-old Willie Parker was in a separate medical van than the employer when the two began fighting. There was reportedly a struggle and Parker allegedly began shooting.

"The employee pulled a gun and shot and killed the employer over a disturbance they were having. It's still under investigation to determine what that's all about," said Officer Patrick McCallop with KCK Police.

The shooting happened near the rear the entrance to the University of Kansas Hospital's Rehabilitation Center.  The two men were driving patients back and forth to the rehab facility. Police did not say if there were patients in the medical vehicles at the time of the shooting.

One witness told FOX 4 News that he saw the gunman shoot the victim three times while he lie on the ground.

Another witness said he heard the shots and thought the sound was coming from a nearby construction site.

"One of the guys ran over there and seen the guy," the witness said. "He saw the bullet shots on the front of his shirt. They were this big," he said, with a gesture.

Kansas Hospital staff was reportedly told to be on alert for the suspect.

Police described Parker as a black male, 6' 4" tall and 190 pounds. He has black hair and brown eyes. He is considered armed and dangerous.

The victim is described as a white male in his early fifties. He was transported to the hospital but died from his injuries.

"We are following up on some leads that we do have. We encourage anyone with any information to call the TIPS hotline. The victim did die later. He was transported the the hospital where he later died," said McCallop.

The Crimestopper TIPS Hotline number: 816-474-TIPS (8477)