Gabriel Truitt Trial Investigator Testimony: Accelerant Under Door By LIBBY CUDMORE • Special To ALLOTSEGO.com COOPERSTOWN – Just before the noon break, District Attorney John Muehl brought Bill Haynes, an origin and cause investigator with Sotera Investigative Group, to the witness stand in the case against Gabriel Truitt, the Oneonta man accused of setting the fire that killed John Heller at his 5 Walling Avenue apartment in December 2018. “The way the burn and char pattern on the inside of…