ARLINGTON, Texas (CBSDFW.COM) – A woman was killed early Wednesday morning after she was hit by a vehicle while walking on the shoulder of Interstate-20 in Arlington. Police say the vehicle that hit her didn’t stop.

Police say the crash happened at around 12:30 a.m. in the eastbound lanes of I-20 near Matlock Road.

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According to police, 911 dispatchers had received a call about a woman walking on the left shoulder of the freeway. When an officer was able to reach her, she had already been hit by an unknown vehicle.

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She was pronounced dead at the scene and her identity has not yet been released.

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Police say they are looking for the vehicle that hit her but do not have any descriptions available at this time.