You may have never heard of J.D. Jones, but he has had a huge impact on handgun hunting and the firearm industry. Ever heard of .300 Whisper? That was him. This week, Managing Editor Aaron Carter catches up with and heads to the range with J.D. Jones. Optics on a defensive handgun? It's a coming trend, one represented by the Smith & Wesson M&P C.O.R.E. pistol, which comes ready for a red-dot right out of the box. Ever heard of a Winchester Model 24? It's a budget side-by-side Winchester came up with to compete with brands such as Stevens. This week in "I Have This Old Gun," we look back at this clubby Winchester double gun.