Newington-based Planet Fitness is threatening to move the company’s headquarters out of state amid tax provisions. The Special Olympics torch is burning its way through New Hampshire. A historic brush fire season rolls on in New Hampshire with four blazes erupting yesterday in Hillsborough County alone. Fire crews are keeping an eye out for possible hot spots after a large brush fire in Weare. A pair of home runs from Dustin Pedroia can’t keep the Red Sox from getting swept in Minnesota.