LexisNexis Risk Solutions plans to buy public safety analytics firm Highlands Ranch, Colo.-based BAIR Analytics for an undisclosed amount. Alpharetta, Ga.-based LexisNexis said the acquisition bolsters its ability to provide the public safety community with investigative services and technology. Nearly half of the largest public-safety agencies in the United States use BAIR Analytics' products and services to fight crime, LexisNexis noted. "The acquisition of BAIR Analytics builds on LexisNexis'…