One type of gun nut has become all too familiar: the folks who claim the right to own and operate automatic rifles, Uzis, Thompson submachine guns - anything with firepower, no matter how overstated.Though Uzis can shoot 700 rounds a minute, the reactivated Uzis could not be fired automatically but could still be fired.The ban on such weapons as Uzis and AK - 47s will expire at midnight next Monda