TOKYO, Japan (AFP) — Japan’s public broadcaster has vowed to reform its working practices as it revealed that a young reporter died of heart failure after logging 159 hours of overtime in a month. NHK reporter Miwa Sado, 31, who had been covering political news in Tokyo, was found dead in her bed in July 2013, reportedly clutching her mobile phone. A year later, Japanese authorities said her death was linked to excessive overtime. She […]