Police believe two men shot overnight in north Nashville could be involved with the same shooting.
Authorities said they received a call about shots being fired around 2 a.m. Sunday.
One victim drove himself to a fire station in east Nashville after he was shot at least six times.
He was transported to a nearby hospital in critical condition.
A second victim showed up at Skyline Medical Center. An update on his condition was not immediately known.
Further details were not immediately known. The investigation is ongoing.