Keough plans to help Sununu get elected By STEPHEN SEITZ Sunday News Correspondent DUBLIN — Whither Bruce Keough? The Dublin businessman and former Republican candidate for governor came within 4,300 votes of beating Craig Benson for the nomination, despite Benson’s record spending. Keough’s strength in the contest has led many to wonder what he plans to do next. “Get John E. Sununu elected to the U.S. Senate,” Keough, 46, said Friday. “In fact, he has asked me to chair the fund-raiser with President Bush on Oct. 5 when he comes to Manchester.” Keough said he met Sununu at the Republican...