Great article in the New York Times sums up the anxiety:
Many liberal Democrats watch MSNBC, but some say it sounds too much like comfort food. CNN serves its election coverage with a stiff little chaser of doubt for Democrats, and many liberals say that CNN and NPR are their regular evening companions. If they really want to rub the sore tooth of worry, they dial over to the “Obama’s radical friend Bill Ayers” channel, otherwise known as Fox.
“Mostly I flip between CNN and MSNBC, but I go to Fox if I want to get enraged,” Mr. Downs said.