From KATC :

A man is in the Lafayette jail after he allegedly brought a pistol into the discount store. Witnesses at the Ambassador Caffery Wal-Mart say the suspect carried a .45-caliber weapon into the store. Witnesses say when police arrived, they found an AK-47, a .22-caliber gun, another rifle, and a large amount of ammunition in his car. Witnesses say the suspect did not brandish the gun at customers.

Witnesses say police on scene arrested the suspect for having a stolen gun. Lafayette police have not confirmed the arrest or what charges the suspect is facing.