Stock market today: Dow, S&P 500 cap volatile week with back-to-back weekly losses

Group 1 - US stocks experienced mixed performance, with the Dow Jones Industrial Average declining approximately 0.6%, while the S&P 500 rose slightly and the Nasdaq Composite gained 0.2% [1] - All three major indexes recorded back-to-back weekly losses, indicating a turbulent market environment [1][2] - Intel reported worse-than-expected first quarter guidance, leading to a quarterly loss and a significant drop in shares by over 16% [2] Group 2 - There are signs of progress in US-China relations, with TikTok and ByteDance closing a deal with Oracle to operate in the US, and Chinese tech companies preparing to order Nvidia's H200 chips [4] - Investors are anticipating a significant earnings week ahead, along with the Federal Reserve's meeting and interest rate decision [5]