NEW YORK — A 12-day scouring of Gilgo Beach murder suspect Rex Heuermann’s cluttered Long Island home found a “massive amount” of potential evidence, with investigators still probing whether the killings were committed inside, the chief Suffolk County prosecutor said Tuesday. “We’ve haven’t ruled out anything in regard to that,” said Suffolk County District Attorney Raymond Tierney outside the defendant’s Massapequa Park home, adding the areas searched included a creepy walk-in basement vault at the suspect’s suburban residence. “It’s not like TV,” he added of the ongoing probe. “It’s going to...