Title: "Ma Junren, the 'Scandal of the Sports World': Forcing Teammates to Undergo Appendectomies and Administering Banned Substances" Content: He was once a legendary coach in the track and field team, personally cultivating the "Ma Family Army" that broke world records multiple times. Even Wang Junxia, the track and field star known as the "Oriental Gazelle," was once his disciple. However, with the publication of Zhao Yu's book "Investigation of the Ma Family Army," it exposed so many of his unspeakable deeds! Ma Junren personally injected and administered banned substances to the athletes, deeply embroiled in the "doping" scandal. To ensure normal training, he forced the athletes to undergo collective appendectomies. Some athletes even developed liver disease due to his actions. What is behind all this? Is it hiding an untold secret, or is it just for his own selfish desires? Growing through Adversity to Achieve Success Because his athletes repeatedly broke world records and brought glory to the country, creating many miracles, Ma Junren was once hailed as a "national hero." Although he was famous and had unlimited风光, his journey was filled with twists and turns. Some people are born with a silver spoon in their mouth, while others are destined to be poor from birth, and Ma Junren is the latter. Born into poverty, it was often difficult for his parents to support several children going to school. However, Ma Junren's intelligence shone among his siblings, allowing him to attend school. But his grades were not outstanding, which meant that after graduation, he might continue to live in…