Hyundai Motor Co. and its affiliate Kia Motors Corp. were the world\'s fifth-largest seller of automobiles in the first half of the year, an industry report said Sunday. Hyundai and Kia, the flagships of Hyundai Motor Group, sold a combined 3.19 million vehicles globally in the January-June period, up 15.9 percent from the 2.75 million units sold a year earlier, according to the report by the Korea Automotive Research Institute.