India, Pakistan Exchange Shelling and War Threats; Six Dead By Neelesh Misra Associated Press Writer Published: May 23, 2002 SRINAGAR, India (AP) - Nuclear-armed neighbors India and Pakistan exchanged deadly shelling and threats of war Thursday, with New Delhi saying it "accepted the challenge thrown by our neighbor" and Islamabad warning of retaliation that "would not be good for India." But both governments also said they favored peace. At least six people from both sides were reported killed in Thursday's shelling. The Pakistan army said Indian troops killed five civilians while India said at least one of its soldiers was...