The nation's police chiefs have a serious problem. Their troops are being out-gunned, and to correct the situation taxpayers must increase law-enforcement budgets substantially or find some way to ban the circulation of weapons and ammunition meant for the battlefield _ mainly, semiautomatic assault rifles and armor-piercing bullets. Because the latter alternative is not politically practical, the cost of law enforcement can be expected to rise considerably. And where citizens are unwilling to spend the money to equip their guardians with weapons and armor now readily available to criminals, the threat to themselves and those they hire to protect them...