May 12, 2004THE FAMILYFrom a Strange Encounter With Iraqi Police to Fatal CaptureBy LAURA MANSNERUS and JAMES DAO EST WHITELAND TOWNSHIP, Pa., May 11 - Nicholas E. Berg wanted to help rebuild Iraq. Far from having opposed the war, he believed that the American presence there was a positive thing, his family and friends said. And he saw it as a business opportunity as well.So defying State Department warnings, Mr. Berg, 26, traveled to Iraq late last year in search of work for his small company, which builds and maintains communication towers and is based in Pennsylvania.He did not...