Shinawatra wager: Yodchanan Wongsawat fronts Pheu Thai in Chiang Mai, taking on Natthaphong Ruengpanyawut as 'Nakhon Ping' turns battleground

President Joko "Jokowi" Widodo has started beaming a hologram of himself to reach voters in key battleground provinces as he shuttles around the Southeast Asian archipelago ahead of national polls.