Stock market today: Dow, S&P 500, Nasdaq futures take a breather after Dow's record rally

US stock futures hit pause on Tuesday, with investors assessing next-generation AI roadmaps from Nvidia (NVDA) and AMD (AMD) as they continued to shrug off US designs on Venezuela. Contracts on the S&P 500 (ES=F) hovered just below the flat line, while the tech-heavy Nasdaq 100 (NQ=F) nudged down roughly 0.2%. Dow Jones Industrial Average futures (YM=F) were also little changed on the heels of Monday's record-setting rally. Stocks are holding broadly steady as investors assess Nvidia and AMD's competing ...