I'M GUILTY,,I HAVE SHOT TWO DEER WITH A 223.THE FIRST RAN 20 YARDS AND DROPPED . THE SECOND A 70 YD SHOT THAT DROPPED A SEVEN PT IN HIS TRACKS. WHY AM I LOOKIN FOR A "DEER RIFLE"? THAT 70 YD SHOT DID NOT PENETRATE THE BACK OF THE BUCKS HEAD, IT GLANCED OFF AND SHATTERED PIECES , SMALL PIECES OFF THE INSIDE OF HIS SKULL THAT MUST HAVE PENETRATED HIS BRAIN, THERE WAS NO EVIDENCE OF ANY DAMAGE TO THE OUTSIDE OF HIS SKULL , THIS WAS AN ACCIDENTAL KILL WITH AN INADAQUATE CALIBER. 223 55 GR PSP. AND YOU GUYS ARE USING 204'S AND 22 HORNETS? IN MO THE RULE IS IF IT'S CENTERFIRE, IT'S LEGAL. THEY NEED TO GO BACK TO THE OLD RULE OF 60 GRAIN BULLETS OR BIGGER AND BAN THE 30. CAL M-1. SO GUYS DO THE DEER A FAVOR AND USE A MAN'S GUN .