SEOUL: South Korean shares fell 8 per cent on Tuesday, led by chipmakers, as investors questioned whether record earnings tied to AI could hold up. The benchmark KOSPI was down 646. 85 points, or 8. 03 per cent, at 7, 404. 48, as of 4. 53am GMT (12. 53pm, Singapore time). It triggered circuit breakers at 4. 51am GMT,



