Office of the Medical Examiner, Cook County via Wikimedia Commons By Duaa Eldeib / ProPublica Inside the medical examiner’s office, two pathologists removed a baby’s lungs from his chest, clamped them together and placed them in a container of water. Then they watched. They were examining the suspicious death of the baby whose body was found in a Maryland home; his mother said he was stillborn. If the lungs floated, the theory behind the test holds, the baby likely was born alive. If they sank,