Trader Brian Jones on Twitter: "The S&P opened strong on Friday but the Nasdaq was underperforming so it sold off it's gains. Last night when you saw the Nasdaq futures outperforming. That told you what the market would do today." / Twitter

The S&P opened strong on Friday but the Nasdaq was underperforming so it sold off it's gains. Last night when you saw the Nasdaq futures outperforming. That told you what the market would do today.