1-minute chart, yesterday & today. Notice the huge difference in volume spikes yesterday, lots of big trades, and then today, eh. This is why I think yesterday was a big short-covering event. Today's lack of serious bashing elsewhere is also indicative that "they" are playing elsewhere.
http://bigcharts.marketwatch.com/quickchart/q...&show=
http://bigcharts.marketwatch.com/quickchart/q...&show=