CHART OF THE DAY: People Are Worried Uncle Sam Won't Pay Them Joe Weisenthal | Jul. 27, 2011, 4:34 PM
In addition to the stock carnage today, the most alarming action was at the short end of the yield curve, where rates have basically hugged the 0%-line for ages.
Here's a look at 2-year Treasury futures (via CME), which fell notably today, before bouncing back (marginally).