Election Countdown 2012: The Biggest Spending Is Yet to Come in a Presidential Race That Could Hit $3 Billion, And More

In today's Election Countdown 2012 news: The biggest spending is yet to come in a presidential race that could hit an eye-popping $3 billion; a year after Arizona began a nationally publicized effort to build its own border fence through private contributions, not a single fencepost has gone up; the emerging consensus in the Senate Democratic Conference is that the payroll tax holiday should not be extended for another year, even though the economy is slowing; and more.

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