GRAND PRAIRIE, Texas (CBSDFW.COM) – A community in mourning is expected to gather Sunday evening to honor fallen Grand Prairie officer A.J. Castaneda at a candlelight vigil at police headquarters.

Castaneda, 38, was killed Friday morning after he was hit by a vehicle on the President George Bush Turnpike. Authorities said he was hit while running traffic enforcement.

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According to officials, the driver who hit Castaneda had lost control of the vehicle for an unknown reason. No charges have been filed against the 17-year-old driver.

Castaneda was a five-year veteran with the department and previously worked with the U.S. Coast Guard and Tarrant County Sheriff’s Department. He was also the father to an 11-year-old son.

The Grand Prairie Police Department has planned a candlelight vigil at its headquarters at 1525 Arkansas Lane to honor the fallen officer. The public is invited.

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A donation page was also set up to raise money for Castaneda’s family. Police said it raised $11,000 in less than 24 hours.

A memorial can also be seen in front of the department’s headquarters where the community has been leaving flowers and saying prayers.

One mourner had a message for Castaneda’s family when she stopped by the memorial on Saturday.

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“My prayers are with you. I know it’s hard at this time… gonna be dark moments… He lived his life in honor and humility,” she said. “Stay strong and keep standing because he did.”