US STOCKS-Wall St little changed as oil dips, health stocks rise
* Virgin America surges on buyout deal with Alaska Air
* Edwards Lifesciences up on heart-valve implant study
* Indexes down: Dow 0.13 pct, S&P 0.1 pct, Nasdaq 0.09 pct (Updates to open)
By Abhiram Nandakumar
April 4 (Reuters) - Wall Street was little changed on Monday as a fall in oil prices hit materials stocks, offsetting a rise in healthcare shares.
Crude prices were slightly lower as hopes that top oil producers would reach an agreement to help tackle a stubborn global glut faded.
Investors have also been skittish following U.S. Federal Reserve Chair Janet Yellen's comments last week urging caution on raising rates, which were in contrast with remarks made by some policymakers supporting more aggressive stance on rates.
While the Fed's projections point to two rate hikes this year, traders expect only one, according to the CME Group's FedWatch program.
"I think people are still kind of nervous of the U.S. economy, global economy and the election. That uncertainty is going to remain with us," said Scott Brown, chief economist at Raymond James in St. Petersburg, Florida. Continuación...