Following a surge in bear attacks in Japan, people are arming themselves with sprays while authorities have started installing cameras in mountainous areas in the north to monitor the animals. However, a recent effort to stay safe backfired, resulting in five people injured – not by bears but by the spray after it was accidentally discharged in a post office in Nagoya on Wednesday. Vietnamese national Huynh Nhat Duy, 22, was arrested on Thursday on suspicion of obstruction of business for his...