AURORA, Colo. (CBS4) – Two people were shot and killed Sunday afternoon outside a church in Aurora.

The church is located at 10868 East Bethany Drive.

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The shootings happened around 3 p.m. while a service was ending at the New Destiny Christian Center.

Police said two vehicles ended up in the church parking lot after some sort of argument between the drivers. Police said one vehicle was chasing the other. The man who was being chased got out of his vehicle and entered the church and told people to take cover. A woman came out of the church to see what was happening in the parking lot and got shot.

Police said an off-duty officer was at a service and went outside and shot the man who shot the woman.

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“We do have two people shot,” Frank Fania with Aurora police said. “An off-duty officer was in the congregation and was involved in the shooting, but he is okay.”

Fania said several rounds were fired.

The woman who died was a nurse who is also the mother of Pastor Delano Strahan from the New Destiny Christian Center. The off-duty police officer is Strahan’s cousin.

The suspect later died at an area hospital.

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The New Destiny Christian Center shares the building with New Wine Cathedral.

(credit: CBS)