Briefing Mr. Walsh Winds It Up

After 5 1/2 years and $30 million, Iran-contra prosecutor Lawrence Walsh is calling it a day. He announced that after eight guilty pleas and convictions, he will present no more cases to the grand jury. Walsh still plans to prosecute former Defense Secretary Caspar Weinberger and ex-CIA spy chief Clair George. But barring unforeseen evidence, the rest are off the hook.