US STOCKS-Wall St falls as health stocks drag
* Weekly jobless claims fall to 249,000 vs. est. 257,000
* Wal-Mart top drag on S&P, Dow
* Pfizer falls after deal to sell infusion therapy business
* Indexes down: Dow 0.44 pct, S&P 0.27 pct, Nasdaq 0.35 pct (Updates to open)
By Yashaswini Swamynathan
Oct 6 (Reuters) - Wall Street was lower on Thursday as healthcare stocks slipped, while strong economic data raised the prospects of tighter monetary policy.
A report showed the number of Americans filing for unemployment benefits fell last week to a near 43-year low. The data comes ahead of a crucial monthly jobs report that will influence the Federal Reserve's decision on interest rates.
A growing number of Fed officials have argued for higher rates as the labor market remains robust and inflation inches towards the central bank's 2 percent target.
"Good economic news will be bad news for the markets," said Phil Davis, managing partner at PSW Investments in PSW Investments in Woodland Park, New Jersey. Continuación...