Police responded just after 11:30 p.m. Wednesday to an apartment on the 1400 block of Second Avenue Southwest.
They found three men there along with a 12-gauge shotgun and marijuana.
The men were taken into custody as prohibited persons with a firearm.
Witnesses told officers a vehicle left the scene going eastbound.
Investigators found 9mm shell casings in the street and took possession of a different vehicle damaged by gunfire.
Austin police ask anyone with more information to call them with tips.
6301 Bandel Road NW, Rochester, MN 55901
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