美国三大股指期货低开，标普500、纳指期货跌0.5%。现货黄金走高，现涨约0.2%报3363.46美元/盎司。

Group 1 - US stock index futures opened lower, with S&P 500 and Nasdaq futures down by 0.5% [1] - Spot gold prices increased, currently rising approximately 0.2% to $3363.46 per ounce [1]