NEW DELHI -- Rohail Manzoor thought he had what it took to work in a telephone call center. All he had to do was pick up the phone and answer queries from American customers about their long-distance bills. He was armed with a training to speak English like the Americans -- adjust the r's, say "zee" instead of "zed," "mail" instead of "post." He even called himself "Jim," and figured he would pretend to be an American customer service agent. But nothing prepared him for the shower of curses that came his way when he picked up the phone one...