Some new shot cartridges caught this correspondent’s eye at the CCI part of the Vista Outdoors exhibit at the SHOT Show. There were three displayed: a 10mm offering using 109 grains of #9 lead shot, a 9mm using 43 grains of Hevi Bismuth, non-lead shot, and a .38 Special using 80 grains of Hevi Bismuth, non-lead shot.The 10mm is to satisfy those with 10mm handguns who find a shot cartridge useful for their needs. The Hevi Bismuth loads are to satisfy customers who want to be certain about their status on the law, where lead shot is prohibited. A CCI...