BETHLEHEM, Pa. (AP) — The Latest on the shooting of a Pennsylvania State Police trooper (all times local):

4 p.m.

Pennsylvania State Police say a corporal who was shot three times during a traffic stop has undergone surgery and is in "extremely critical" but stable condition.

Captain Richard D'Ambrosio says the trooper has made progress and "we're hopeful that it will continue."

The shooting happened Tuesday morning on a highway in Plainfield Township, Northampton County, about 65 miles north of Philadelphia.

D'Ambrosio says the trooper had stopped a motorist for speeding and called for backup when he suspected the suspect was intoxicated. He says the troopers were about to arrest the motorist when he began resisting. D'Ambrosio called it a "knock-down, drag-out fight" and said "it got very, very violent."

The troopers exchanged gunfire with the suspect and shot him. The suspect was taken to another hospital for treatment.

The names of the trooper who was shot and the suspect were not released.

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12:50 p.m.

Pennsylvania State Police say a corporal exchanged gunfire with a suspect during a traffic stop, and both were shot and wounded.

The shooting happened Tuesday morning on a highway in Plainfield Township, Northampton County, about 65 miles north of Philadelphia.

Police say the corporal was outside his cruiser when he exchanged fire with the suspect. Police say the suspect fled and drove himself to Easton Hospital, where he was taken into custody. He is being treated for gunshot wounds.

The corporal was flown to a separate hospital where police say he is being treated for "multiple gunshot wounds." His name wasn't immediately released.

Gov. Tom Wolf tweeted that he is "praying for this trooper and their family."

Police gathered evidence from suspect's car, which appeared to have its rear window shot out.

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12:35 p.m.

Pennsylvania State Police say a corporal exchanged gunfire with a suspect during a traffic stop, and both were shot and wounded.

The shooting happened Tuesday morning on state Route 33 in Plainfield Township, Northampton County, about 65 miles north of Philadelphia.

Police say the corporal was outside his cruiser when he exchanged fire with the suspect. Police say the suspect fled and drove himself to Easton Hospital, where he was taken into custody. He is being treated for gunshot wounds.

The corporal was flown to a separate hospital where police say he is being treated for "multiple gunshot wounds." His name wasn't immediately released.

Gov. Tom Wolf tweeted that he is "praying for this trooper and their family."

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12:10 p.m.

A Pennsylvania State Police trooper has been shot during a traffic stop, and a suspect is believed to be in custody.

State police say the trooper was shot Tuesday on state Route 191 in Plainfield Township, Northampton County, about 65 miles north of Philadelphia.

The trooper's condition was not immediately known.

Citing emergency radio reports, local media reported the suspect is in custody at Easton Hospital. Asked to confirm, Northampton County District Attorney John Morganelli told The Associated Press, "I believe that to be the case."

There's a heavy police presence at the hospital. A car with its back window shot out that matches the description of the suspect's car is in the parking lot, marked with police tape.

Gov. Tom Wolf tweeted that he is "praying for this trooper and their family."

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11:40 a.m.

A Pennsylvania State Police trooper has been shot during a traffic stop.

State police say the trooper was shot Tuesday on state Route 191 in Plainfield Township, Northampton County, about 65 miles north of Philadelphia.

The trooper's condition was not immediately known.

Police did not immediately release additional information about the shooting.

Gov. Tom Wolf tweeted that he is "praying for this trooper and their family."

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11:30 a.m.

A Pennsylvania State Police trooper has been shot during a traffic stop.

State police say the trooper was shot Tuesday on state Route 33 in Plainfield Township, Northampton County, about 65 miles north of Philadelphia.

The trooper's condition was not immediately known.

Police did not immediately release additional information about the shooting.