Concord

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Former defense contractor and Republican, Walt Havenstein, left, talks with former New Hampshire Gov. Steve Merrill before announcing his plans to run for governor of New Hampshire, Wednesday April 16, 2014, in Concord, N.H. Havenstein hopes to unseat Democrat Maggie Hassan. (AP Photo/Jim Cole)

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Former defense contractor and Republican, Walt Havenstein, center, talks with supporters before announcing his intentions to run for governor of New Hampshire, Wednesday, April 16, 2014, in Concord, N.H. Havenstein hopes to unseat Democrat Maggie Hassan. (AP Photo/Jim Cole)

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Former defense contractor and Republican, Walt Havenstein, center, talks with supporters before announcing his plans to run for governor of New Hampshire, Wednesday April 16, 2014, in Concord, N.H. Havenstein hopes to unseat Democrat Maggie Hassan. (AP Photo/Jim Cole)

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Former defense contractor and Republican, Walt Havenstein, center, talks with supporters after announcing that he is running for governor of New Hampshire, Wednesday April 16, 2014, in Concord, N.H. Havenstein hopes to unseat Democrat Maggie Hassan. (AP Photo/Jim Cole)

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Former defense contractor and Republican, Walt Havenstein announces that he is running for governor of New Hampshire, Wednesday, April 16, 2014, in Concord, N.H. Havenstein hopes to unseat Democrat Maggie Hassan. (AP Photo/Jim Cole)