* Boeing slides after results
* Yahoo, Eli Lilly post solid earnings
* Futures down: Dow 70 pts, S&P 500 6.6, Nasdaq 10.50
* For up-to-the-minute market news, click [STXNEWS/US] (Adds Boeing earnings)
NEW YORK, Oct 21 (Reuters) - U.S. stock index futures fell on Wednesday after Boeing reported disappointing quarterly results and on growing concern that a market pullback looms.
Dow component Boeing Co
Yahoo Inc
Drugmaker Eli Lilly and Co
"We are getting a much better earnings reporting season than we've anticipated, both in the top and bottom line," said Arthur Hogan, chief market analyst at Jefferies & Co in Boston.
"The market looks like it may trade down at the open for no other reason than the fact that we have some concern about getting to a place too far, too fast, and there is not much more to it than that."
The S&P 500 has risen more than 61 percent since hitting 12-year lows in March as economic data has suggested the economy is recovering.
S&P 500 futures
Altria Group Inc
KeyCorp
The latest round of expected earnings include results from
Morgan Stanley
Economic data includes the U.S. Federal Reserve's Beige Book on regional economic activities at 2 p.m. EDT [1600 GMT].
U.S. stocks retreated from 12-month highs on Tuesday as
disappointing housing and inflation data prompted investors to
book recent gains despite strong results from bellwethers
including Apple Inc
(Reporting by Chuck Mikolajczak; editing by Jeffrey Benkoe)