US STOCKS-Wall St rises as energy, financial stocks gain
* Yellen appears before Congressional committee at 10:00 a.m. ET
* Tempur Sealy drops on disappointing forecast
* Indexes up: Dow 0.22 pct, S&P 0.14 pct, Nasdaq 0.1 pct (Updates to open)
By Yashaswini Swamynathan
Sept 28 (Reuters) - Wall Street rose on Wednesday, helped by higher oil prices and gains in financial stocks ahead of Federal Reserve Chair Janet Yellen's testimony before a Congressional committee.
Yellen's testimony will be watched for clues on the timing of the next interest rate hike, a week after the central bank held rates steady but suggested that a move could come later this year.
Minneapolis Fed President Neel Kashkari said the central bank could keep rates low for a while as inflation remains weak.
Investors are also awaiting comments from Fed officials including voting members Esther George, James Bullard and Loretta Mester, who will be speaking at separate events.
The S&P 500 financial sector was up 0.22 percent and gave the biggest boost to the benchmark index, while energy rose the most by 0.7 percent, driven by higher oil prices. Continuación...