Documents indicate that authorities found a gun safe with shotgun shells and numerous boxes of bullets.

NPR: Arsenal Of Weapons Found In Newtown Gunman's Home

Most of the spent rounds -- 65 -- were .223 caliber, while six were shotgun shells and five were .40 caliber.

CNN: STORY HIGHLIGHTS

But this isn't the first time in the primary race that the New York senator has spoken about unloading some shotgun shells.

CNN: 'Bittergate' sparks new look at candidates and guns

Most of the spent rounds -- 65 -- were .223 caliber rifle rounds, six were shotgun shells and five were .40 caliber rounds from the Glocks, Appel said.

CNN: STORY HIGHLIGHTS

The fact that zombie art imitates life is not lost on those fearing real world apocalypse, which explains why no one is stockpiling wooden stakes, yet shotgun shells are becoming quite scarce in many parts of the country.

FORBES: Why Zombies Are Killing Me

Most hunters also grew up in a culture of strict regulation, where any passing game warden can ask to see your license and inspect your semiautomatic shotgun to make sure it has a plug limiting it to three shells.

FORBES: Canada Tried Registering Long Guns -- And Gave Up