S&P 500 halts longest winning run since late May

NEW YORK (MarketWatch)
U.S. stocks ended mostly lower on Wednesday, with the S&P 500 halting its longest winning run since late May, after the Federal Reserve cut its economic growth estimates and Chairman Ben Bernanke said the jobs market had lost some steam
"If we're not seeing sustained improvement in the labor market that would require additional action," Bernanke told reporters at a news conference after the Fed said it would expand its bond-buying program through the end of the year
"Extending Operation Twist beyond the election was a smart move
He can lean on Congress and the White House to address fiscal issues sooner rather than later," said Ryan Sweet, senior economist at Moody's Analytics
The Dow Jones Industrial Average fell 12.94 points, or 0.1%, to 12,824.39
Ending a four-session streak of gains, the S&P 500 lost 2.29 points, or 0.2%, to 1,355.69
Extending its rise into a fifth session, the Nasdaq Composite rose 0.7 point to 2,930.45.