US stock market today: S&P 500, Dow futures gain up to 0.8% as AI rally regains momentum; Cisco jumps 17% – Mint / ai, AI (Artificial Intelligence), Artificial Intelligence, Stock Market / By hi@aiweekly.co.in US stock market today: S&P 500, Dow futures gain up to 0.8% as AI rally regains momentum; Cisco jumps 17% Mint