FILE - In this Sept. 28, 2010 file photo, New Hampshire gubernatorial candidates, incumbent Democrat John Lynch, left, and his Republican rival John Stephen, right, take part in debate in Manchester, ... more 
FILE - In this Sept. 28, 2010 file photo, New Hampshire gubernatorial candidates, incumbent Democrat John Lynch, left, and his Republican rival John Stephen, right, take part in debate in Manchester, N.H. Interest groups have spent at least $150 million since just Labor Day to influence voters in close congressional races nationwide, and U.S. House and Senate candidates aren't the only ones targeted in these TV and radio ads. Outside money is pouring at similar rates into state elections for governors and down the ticket to city councils and even local sewage boards. less 
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Associated Press | Photo By Jim Cole, File
Thu, Oct 28, 2010 7:30 PM EDT