US STOCKS-Profit-taking drags Wall Street lower
* GM shares fall; federal prosecutors open criminal probe -source
* Fuel-cell stocks tumble after short-seller note
* Copper prices fall to lowest since July 2010
* Men's Wearhouse to acquire Jos. A. Bank Clothiers
* Indexes off: Dow 0.4 pct, S&P 0.5 pct, Nasdaq 0.6 pct
By Rodrigo Campos
NEW YORK, March 11 (Reuters) - U.S. stocks fell on Tuesday, with selling picking up late in the session, as investors cashed in some of the recent market gains, but the S&P 500 finished less than 1 percent away from a record high set last week.
Indexes had swung between gains and losses in the first half of the session, as the lack of major corporate earnings or market-affecting data kept trading directionless, but they closed near the day's lows.
Shares of retailers American Eagle and Urban Outfitters fell sharply after disappointing outlooks. Continuación...