Air Methods announced its intention November 5 to acquire air medical provider Tri-State Care Flight for $222.5 million. Tri-State was founded in 2002 and operates a mixed fleet of 19 EMS helicopters, including AgustaWestland AW109Es and AW119s, and Eurocopter AS 350 models, and four fixed-wing aircraft, including Beechcraft King Air B200s, from bases in Arizona, Colorado, Nevada and New Mexico....