Seoul mayor reported missing

Mayor of South Korean capital Seoul has been reported missing, and search operations are underway.
Police say officers are looking for Mayor Park Won-sun at a Seoul site where his mobile phone signal was last detected.
Earlier in the day, the mayor's daughter contacted police, saying that her father was unaccounted for.
Later on, an official from Seoul's Metropolitan Government, stated that the mayor did not show up for work and canceled all his schedules, including a meeting with a presidential official at his Seoul City Hall office.