Chinese police have formally arrested and are expected to prosecute a Chinese man in his 40s on suspicion of murder in the fatal stabbing of a Japanese schoolboy in September, diplomatic sources said Saturday.The Japanese government has requested China share details of its investigation into the killing of the 10-year-old pupil in Shenzhen, southern China, but Chinese authorities have yet to disclose the motive or any background to the case.The boy, whose father is Japanese and mother is Chinese, was stabbed on his way to school on Sept. 18. He received treatment at a hospital but succumbed…READ FULL ARTICLE