A previous version of this Need to Know column and a MarketWatch news alert inaccurately characterized Ken Griffin’s view on gold, as compared with that of Goldman Sachs. 

As a government shutdown drags on, markets are hard at work, dazzling investors on all fronts — from fresh S&P 500

SPX and Nasdaq COMP highs, to a rally for gold that’s about to take it to $4,000 an ounce.