As Clinton has discovered recently, the Internet age means instant fact checking. Whether she is talking about Bernie's record or Nancy Reagan's efforts (or lack thereof) to help those with HIV, the Internet fact checkers have their fingers poised over the keyboard ready to correct any claim. 

And this time, Bernie Sanders' rapid response director Mike Casca struck gold. Because where was Bernie? He was standing right behind her in December 1993 when she gave a speech about health care reform at Dartmouth College, as seen in this C-SPAN footage.