S&P 500 futures dip as traders gear up for big August jobs report: Live updates CNBCStock market today: Dow, S&P 500 continue September swoon ahead of pivotal jobs report Yahoo FinanceStock Market Today: Nasdaq, S&P 500 Futures Fall Ahead of Jobs Report The Wall Street JournalBusiness The EconomistStocks rebound from early morning slump a day after Wall Street’s worst performance in a month CBS News