Philippine electionsDuterte family retains strong support in Davao City heartland
Former Philippine president and his clan as popular as ever despite ICC arrest
Election posters in Davao City urge Filipinos to vote for detained former President Rodrigo "Rody" Duterte as the next mayor. (Photo by Ramon Royandoyan)
DAVAO CITY, Philippines -- Languishing in an International Criminal Court (ICC) detention facility outside the Dutch city of The Hague, Rodrigo Duterte might be out of sight for Philippine voters. But the former president is anything but out of mind ahead of the country's May 12 midterm elections.