NEW YORK - Surgeons freed a 6-year-old boy from the twisting grip of a tumor Wednesday, cutting through the growth to relax his spinal cord and give him a chance at a relatively normal boyhood. In the first half of an operation that will resume next week, doctors at Montefiore Medical Center cut into Aidan Fraser’s neck to attack the tumor that had grotesquely twisted his spinal column. >>> Discuss This Story