Asian shares drop, with South Korea's Kospi down more than 5%

Shares have fallen in Asia, with South Korea’s benchmark dropping more than 5%, after sharp declines for some big artificial intelligence-related stocks in the U.S. On Wall Street on Thursday, computer chipmaker Broadcom’s shares sank 12.6% when it gave a forecast that fell short of investors’ expectations, raising concerns over the wider AI and technology sector. U.S. memory chip maker Micron Technology dropped 7.7%, and cybersecurity company CrowdStrike Holdings fell 3.8%.