South Korea\'s prime minister called for Turkey\'s support for South Korean companies trying to win more infrastructure deals in the West Asian country, a Seoul official accompanying him said Saturday. The South Korean prime minister, Chung Hong-won, was in Turkey on the last of his eight-day trip that also took him to Bahrain, Qatar and Sri Lanka. On Saturday, he met with his Turkish counterpart, Recep Tayyip Erdogan, in Istanbul.