SUFFOLK The helicopter flew low and fast over the parked cars at Peanut Fest, barely topping the nearby treeline before its nose pulled up in an almost vertical tilt. Rick Jackson watched the acrobatics Sunday from his nearby hangar. He figured the maneuvers were just part of a solo test run to check the wind. Then the helicopter flew closer, and Jackson grew alarmed. The rides had already begun. "You don't do that when you've got people aboard," said Jackson, a licensed pilot and helicopter owner. The police cut short the helicopter rides at Peanut Fest soon after and arrested...