A Malaysian factory worker who had spent nearly seven years building a life in South Korea was killed after going to help a friend caught up in a late-night confrontation, his family said – prompting an online fundraiser that collected about 80,000 ringgit (US$19,600) within a day to bring his body home.Ahmad Shah Ahmad Ros, 26, died in the early hours of Sunday in Daeso-eup, Eumseong county, about 130km (80 miles) southeast of Seoul.Local police have arrested a Malaysian man in his forties on...