PAMPA, Tex., Feb. 9 - No one prosecuted the war on drugs in the Texas Panhandle more zealously than Richard James Roach. As the blustery and hot-tempered Republican district attorney for five counties overrun with methamphetamines, he had eked out an election victory in 2000 vowing a crackdown and was soon gleefully reeling off the harsh sentences he had wrung from juries: 36 years, 38 years, 40 years, 60 years, 75 years - even 99 years. "I think it's quite clear that the good citizens of this district are fed up with drugs," he said. He had barely missed...