Bayh Warns “Catastrophe” If Dems Ignore Massachusetts Senate Race Lessons  —  ABC News' Jonathan Karl reports:  —  Even before the votes are counted, Senator Evan Bayh is warning fellow Democrats that ignoring the lessons of the Massachusetts Senate race will “lead to even further catastrophe” for their party.

Top Senate Democrat Outlines ‘Nuclear Option’ Strategy for Health Care  —  A top Senate Democrat for the first time Tuesday acknowledged that the party is prepared to deal with health care reform by using a controversial legislative tactic known as the “nuclear option” if Republican Scott Brown wins the Massachusetts Senate election.

Democratic Party responds to Coakley memo: ‘Political malpractice’  —  A senior Democratic Party official responded furiously today to a memo from a Coakley adviser arguing that the national party bears a large share of blame for failing to support her financially and sticking her with unpopular policies on health care and Afghanistan.

Axelrod to Boston's Brown: 'Hat's off'  —  President Barack Obama's top political advisor, David Axelrod, said today that if the White House had been asked earlier, more could have been done for embattled Democratic Senate candidate Martha Coakley in Massachusetts.

Lieberman: Brown win would send message about healthcare  —  A victory for Republican Senate candidate Scott Brown in Massachusetts would send a message that voters are “really skeptical about this healthcare bill,” Sen. Joe Lieberman (I-Conn.) said Tuesday.

ALERT!  COAKLEY VOTERS REPORT RECEIVING BALLOTS PRE-MARKED FOR BROWN  —  Contact: Alex Zaroulis (617) 549-0358  —  Campaign Manager Kevin Conroy:

First Look At Massachusetts Election Night Poll Data  —  Rasmussen Reports has conducted an Election Night survey of 1,000 voters in the Massachusetts special election for U.S. Senate.  Data will be released on this page throughout the evening.  —  Polls closed in Massachusetts …

Pollster Frank Luntz having difficulty finding Coakley supporters for focus group on election night of Massachusetts senate race  —  Just about every election night, Republican pollster Frank Luntz assembles a focus group of likely voters to help predict election results.

Weird Ballot In Cambridge?  —  Note to readers: Please let me know what you're seeing in the field today in Massachusetts.  —  A software engineer in Cambridge says he was handed a fishy ballot at the polling station in a local firehouse — it already had the bubble next to Scott Brown's name filled in.

Mass. secretary of state dismissed vote problems  —  The Massachusetts secretary of state is discounting reports of voter irregularities in the state's Senate special election.  —  A spokesman for Secretary of State William Galvin said Tuesday two reports of spoiled ballots could not be verified or found to be widespread.

Massachusetts Senate race: Voter Fraud watch; Update: Coakley's last gasp  —  Scroll for updates...Coakley's last gasp...  I'll be keeping tabs on voter fraud reports in the Mass. Senate special election today.  Flag any reports you've seen/heard in comments or send me an e-mail.

MA-Sen: Town Benchmarks  —  The county baselines post has become a game day staple at Swing State Project for advanced elections-returns-watchers, and today's no different.  The basic idea here: find the bare minimum percentage in each major county that's necessary to get the Democratic candidate over the hump at 50%.