Neither the officer nor the suspect's conditions are known, but Greenville police said both are receiving medical attention.

Cooper Dawson, a 28-year-old North Texas police officer, was fatally shot following a traffic stop Monday night.

The procession of fallen Greenville Police Officer Cooper Dawson will take place Wednesday morning at 10:30 a.m.

Greenville, TX - A Greenville police officer was shot and killed while chasing a suspect on Monday night. According to the Greenville Police Department, Officer Cooper Dawson stopped a vehicle just before 8 p.m. in the 3500 block of Picket Street. The suspect took off running, and Officer Dawson pursued the suspect on foot.

The death of officer Cooper Dawson marks the first Line of Duty death for the Greenville Police Department in over 100 years.

As Greenville and all of North Texas mourns fallen Greenville Police Officer Cooper Dawson, CBS News Texas' sat down with someone who knew Dawson before he ever put on the badge. "This was his ultimate dream to be a police officer and serve his community he had that servant heart,

As Greenville and all of North Texas mourns fallen Greenville Police Officer Cooper Dawson, CBS News Texas' sat down with someone who knew Dawson before he ever put on the badge.

A day after Cooper Dawson died from his injuries, hundreds of people paid tribute to the first Greenville police officer killed in the line of duty in over a century. Dawson died early Tuesday morning at Medical City Plano after being shot while chasing a suspect,