By By Carla K. Johnson The Associated Press CHICAGO (AP) - Remarks by a top U.S. health official have reignited a quarrel in the world of addiction and recovery: Does treating opioid addiction with medication save lives? Or does it trade one addiction for another? Health Secretary Tom Price's recent comments - one replying to a reporter's question, the other in a newspaper op-ed - waver between two strongly held views. Medication-assisted treatment, known as MAT, is backed by doctors.