Former Massachusetts Senator Scott Brown acknowledges his wife Gail as he announces his plans to form an exploratory committee to enter New Hampshire's U.S. Senate race against Democratic Sen. Jeanne Shaheen,, Friday, March 14, 2014 in Nashua, N.H. (AP Photo/Jim Cole)

Photo by: Jim Cole

Former Massachusetts Senator Scott Brown acknowledges his wife Gail as he announces his plans to form an exploratory committee to enter New Hampshire's U.S. Senate race against Democratic Sen. Jeanne Shaheen,, Friday, March 14, 2014 in Nashua, N.H. (AP Photo/Jim Cole)