Wall Street's rally goes up in smoke

Traders work on the floor of the New York Stock Exchange August 25, 2015. U.S. stocks rebounded sharply on Tuesday as investors sought out bargains a day after Wall Street turned in its worst performance in four years. - Reuters

NEW YORK: A strong rally on Wall Street evaporated on Tuesday and stocks ended with deep losses as concerns about China's economy outweighed lower valuations that some saw earlier as bargains.

In a dramatic trading session, major indices turned negative in the final minutes of trading after previously climbing almost 3 percent.