Asian shares sink, with Tokyo down nearly 5% as slumping AI stocks drag world markets lower

Asian shares have skidded, with Tokyo’s Nikkei 225 down 5% as heavy selling of computer chipmakers and other AI-related shares drag markets lower. South Korean markets were closed Friday, but shares in Taiwan also fell more than 5%. On Thursday, the S&P 500 fell 0.5% even though more stocks rose …