A young cardiologist has a patient with a disability who ends up passing away. She feels responsible for his death. When she visits the mother of her patient to apologize she becomes angry and sues to have the doctor's medical license taken away.。子弹经过两百年的科学研究,从一个简单的铅球,变成性能极佳的弹药。科学新发现将介绍子弹的科学,以及子弹如何凭科技的进步,演化为现在的弹药。。