Nassau County Executive Bruce Blakeman declared victory Tuesday in his bid for a second consecutive term as Nassau County executive over Democratic challenger and county Legislator Seth Koslow. “We are going to continue the work that we started to make us an even more prosperous county, to bring job creation, economic development, to keep taxes down, support our law enforcement, and continue to make this the best place to live all over New York today,” Blakeman, 70, vowed. “We have faith in