Ammunition clips are used to load magazines. Please learn the language of any technical matter that you may chose to discuss. Words have meanings.
His recommendation, obviously, was that the store owner should have shot the perp with an M-1 Garand.
While "magazine" is correct, "clip" is an accepted term for the part of a firearm that hold bullets.
Bullets are to cartridges as flour is to bread, as cement is to concrete, etc. Please learn the terminology of any technical matter upon which you wish to discuss.
Oh, brother... Give it a rest.
It's hard for a liberal to learn all the jargon, and readers don't care. As long as the writer knows how many cartridges were fired from the fully-semiautomatic 12 gauge Glock AK-47 assault rifle, does it really matter whether they were fired from a magazine or a clip?