Why today's declines are just the beginning By: MarketWatch August 24, 2010 at 16:40 PM EDT Housing is the least investors have to worry about. The deep drop in early trading today caused a rash of new lows across Wall Street , writes Jeff Reeves. Read More >> Related Stocks: Bank of America Best Buy Cisco Systems Dow Jones Industrial Average (EOD) GX Defense Tech ETF Gap Hewlett-Packard Intel Corp JPMorgan Chase & Co Staples Wells Fargo Yahoo