Stock market today: S&P 500, Nasdaq tick up, Dow slips after US GDP growth unexpectedly accelerates

US stocks were mixed at the start of the trading session on Tuesday after new data showed surprisingly strong growth in the US economy over the summer, leading investors to trim bets on near-term cuts from the Federal Reserve. The S&P 500 (^GSPC) and tech-heavy Nasdaq Composite (^IXIC) ticked upward to sit just above flat, by 0.07% and 0.1%, respectively, following the third win in a row for US stocks to start the week. The blue chip-heavy Dow Jones Industrial Average (^DJI), meanwhile, shed roughly 0.06% ...