A week ago, Ken Starr was just another lawman who had spent three years and $30 million poking into bad Arkansas land deals and finding little. But suddenly, the man who put Susan McDougal behind bars and cracked the "Castle Grande" scandal has hit pay dirt. A sob sister wired for sound has done what years of dutiful subpoenaing couldn't: lay bare the Clinton Administration to paralyzing scrutiny. That seeming triumph, however, has only reignited a fierce debate that has dogged Starr from his first days as Whitewater special prosecutor.
Prosecutors are supposed to be above the political fray, but Starr...