Post WW2 scenario potential

[Story]

Byron's Liquor Warehouse in Oklahoma City has been around since the state legalized alcohol in 1959. Listener Adam Hicks heard the store had a machine gun turret on its roof in its early days. Hicks asked How Curious: Is this true? And if so, why did the business need a gun?

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Gambulos and his friends, including some off-duty cops and devoted employees, manned the tower at night, armed with pistols, shotguns or any available weapons. Gambulos had a machine gun from World War II.

https://www.kgou.org/oklahoma-news/2018-11-26/how-curious-a-machine-gun-turret-on-the-roof-of-a-liquor-store