Wall Street trimmed early gains and was little changed in early afternoon trading on Wednesday as the rally fueled by hopes of further stimulus measures in China faded. The three major indexes had been up as much as 1 percent earlier in the day, building on Tuesday's gains. China's Ministry of Finance said on Wednesday the government will strengthen fiscal policy, boost infrastructure spending and speed up reform of its tax system, adding to other steps to reenergize sputtering growth. The Shanghai Composite .SSEC closed 2.3 percent higher on Wednesday. Adding to the positive sentiment, Japan's Nikkei 225 .N225 rose ... (full story)