The new Glock 40 10mm with factory optical site mount. A long slide version with a 6 inch barrel is available. This could be important in some states, such as Wisconsin, which requires a minimum 5 inch barrel for hunting big game with a handgun. I saw the pistol at the industry day at the range for the Shot Show in Las Vegas on Monday. I asked if Glock had entered this pistol in the Army competition for a new, more powerful handgun. The representative did not know. The line to try out the new Glock was fairly long;...