A roaming bear in a Japanese city north of Tokyo forced public schools to close, led a university to cancel classes, and prompted residents to stay inside until officials used a drone to help tranquilize the animal. What happened? According to CBS News, concern spread in Utsunomiya, a city of about 500,000, after a bear was seen near a park on June 6. Officials said additional reports came in over the following days from areas around a library, …