South Korea's exports fell for an eighth consecutive month in May due mainly to weak demand for semiconductors amid an economic slowdown, the industry ministry said Thursday. Outbound shipments fell 15.2 percent on-year to $52.24 billion last month, according to the data compiled by the Ministry of Trade, Industry, and Energy. The decline came as exports of semiconductors, the country's key export item, sank 36.2 percent on falling demand and a drop in chip prices. Imports fell 14 percent on-yea