A former head of a hospital in northeastern Japan and his doctor brother were sent to prosecutors on Saturday for allegedly covering up the murder of a patient by another patient in 2023, police said.Takashi Ishiyama, 61, and Tetsu Ishiyama, 60, the primary physician of the victim who was killed at Michinoku Memorial Hospital in Aomori Prefecture, were arrested Friday on suspicion of fabricating a death certificate that stated the cause of death as pneumonia.The murderer has already been sentenced to 17 years in prison for fatally stabbing Seietsu Takahashi, 73, in the face with a toothbrus…READ FULL ARTICLE