Cassidy (R) outraised Sen. Landrieu (D) by $500,000 in last month and has more in the bank.
Louisiana Dem says her GOP opponent voted to cut funding for schoolchildren to pay for it.
The Louisiana Democrat will take the field before Monday's Saints-Ravens game.
Jonathan Easley 11/22/14 05:21 PM EST
Dems worry Landrieu won't be able to overcome GOP opponent.
Incoming DSCC Chairman Tester is bringing on two longtime allies.
"I would not run against him," Mayor Kasim Reed says of Sen. Johnny Isakson.
Comedian Jon Stewart said Landrieu pushed the bill to save her job.
"If she gives up her" seat "and loses ... that's a very sad ending to a bright career."
Rep. Cassidy (R) leads Sen. Landrieu (D) 56-41 percent in Rasmussen poll.
Ward Baker moves up to NRSC executive director with Kevin McLaughlin as deputy.