Ashley Lopez: Political soothsayer Nate Silver says Florida is one of two tipping point states for the 2012 election.

AJ Vicens and Natasha Khan: A conservative initiative called True the Vote trains and dispatches observers to polling places, prompting concerns that voters are being intimidated.

Howard Goodman: The U.S. Department of Justice has ordered Florida to halt its effort to purge noncitizens from the voter rolls.

Howard Goodman: A federal judge has issued a temporary halt to key provisions of new Florida laws meant to limit the activities of voter registration groups.

Howard Goodman: Palm Beach and Hillsborough counties refuse to participate in Gov. Rick Scott’s scrubbing of the voter rolls because of inaccuracies in the list of suspected “noncitizens.”