US STOCKS-Wall St falls amid weak Chinese data; Fed meet eyed
* China investment, factory output miss expectations
* U.S. Fed to meet Wednesday and Thursday
* Alibaba falls after Barron's report
* Apple up after iPhone pre-orders set to beat record
* Indexes down: Dow 0.42 pct, S&P 0.47 pct, Nasdaq 0.44 pct (Updates to early afternoon)
By Tanya Agrawal
Sept 14 (Reuters) - U.S. stocks were lower in early afternoon trading on Monday as investors awaited Federal Reserve's interest rate meeting this week even as fears of slowing growth in China continue to rattle global markets.
Stocks are expected to remain volatile in the run-up to the policy meeting on Wednesday and Thursday, when the Fed is expected to decide on its first interest rate increase since 2006.
"The uncertainty is so high in regard to the announcement ... it leaves investors a little bit paralyzed relative to what to do in anticipation thereof," said Mark Luschini, chief investment strategist at Janney Montgomery Scott in Philadelphia. Continuación...