Slumping AI stocks overshadow gains for the rest of Wall Street, while oil prices drift

AI-related stocks like Nvidia, Micron, and Sandisk declined, dragging down global markets despite gains from other companies like Abbott and UnitedHealth Group. The S&P 500 fell 0.2% while the Dow rose 0.2%, and South Korea's Kospi index dropped 6.4% due to AI stock slumps and a Bank of Korea rate hike. Oil prices near a one-month high due to concerns over Iranian tensions disrupting the Strait of Hormuz.