South Korean stocks shot up nearly 6.5 percent Wednesday, extending a record-breaking run to top the 7,300-point mark, driven by a semiconductor rally and optimism for a potential peace deal in the Middle East. The local currency also strengthened against the U.S. dollar. The benchmark Korea Composite Stock Price Index (KOSPI) added 447.57 points, or 6.45 percent, to a fresh record high of 7,384.56. It marked the second-largest daily gain in terms of points following 490.36 points reached on