S&P 500 (SPY) 285 was resistance, now support. And a good pivotal number to use if the market sells off.
Russell 2000 (IWM) 169.76 is the big support to hold.
Dow (DIA) 256.75 failed with 255.00 next big support to hold
Nasdaq (QQQ) 182.65 resistance has become more palpable. 177.50 the 50 DMA support to hold