Asian shares have experienced a significant decline, with major losses reported in Japan and South Korea. This downturn is attributed to traders selling to secure profits after recent stock rallies related to artificial intelligence. The impact is evident in key indexes, with Tokyo's Nikkei 225 index dropping substantially.

US futures have also been affected, declining in value. Additionally, oil prices have fallen. Further details on this development are available from KSAT 12, providing more insight into the current market situation and its potential implications.