With Ebola worsening, Europe suddenly dramatically weakening, ISIS looking strong, China and Japan slowing, commodity prices tanking and QE ending, market stress is unsurprising. The end of QE and the subsequent rise in short-term rates would be sufficient to fuel volatility; now we’re in overdrive. My big fear, if Europe goes into recession, they have almost no tools to right themselves with. Hello lost European decade! The US is OK.