US STOCKS-Financials boost Wall St ahead of Fed meet
* Fed Chair Yellen to speak at 2:00 p.m. ET Wednesday
* DTS soars on $850 mln acquisition agreement with Tessera
* Tobira Therapeutics rises seven-fold on Allergan deal
* Indexes up: Dow 0.40 pct, S&P 0.35 pct, Nasdaq 0.33 pct (Updates to open)
By Yashaswini Swamynathan
Sept 20 (Reuters) - Wall Street was trading higher on Tuesday, helped by financial stocks, as investors await the Federal Reserve's decision on interest rates.
The central bank's two-day meeting will conclude with Fed Chair Janet Yellen's press conference at 2:00 p.m. ET on Wednesday.
The doves in the Fed are most likely to rule over the hawks who support higher rates in the near term, but investors will assess the comments for clues on a likely hike in December.
Investors are also watching the Bank of Japan's meeting which starts on Tuesday. Investors have little clue of what path the central bank could take to achieve its 2 percent inflation target. Continuación...