Reporter needs to learn how to write and the editor needs to learn how to edit.
Might be "5/8 of an inch wide", but that's a big difference from "the world's smallest at 5/8 of an inch".
Now, this is a small 45. Semerling. Not 2 shots with two more stored in the grip to quickly reload (hopefully). 5 shot magazine. 19 ounces fully loaded. No longer in production, which is why that one can be "smallest in production".

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Meddle not in the affairs of dragons, for thou art crunchy, and taste good with catsup - George of Lod, Year of Our Lord 297
I always take precautions.
Beware the Evil Bullet Fairies.