I-65 N at mile-marker 97 near Goodlettesville is backed up due to a shooting investgation.
Police responded to a crash call around 7:10 p.m. which quickly turned into a shooting call.
Officers said that a preliminary investigation suggests a male passenger shot himself in the leg.
He was transported to Skyline Medical Center with non-life threatening injuries.
Traffic is expected to be cleared by 10 p.m.
The investigation continues.
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