Firefighters try to extinguish a fire at Kampar in Riau province, Indonesia, Sept. 16, 2019. (Photo by Hadly Vavaldi/Xinhua)

Firefighters try to extinguish a fire at Kampar in Riau province, Indonesia, Sept. 16, 2019. (Photo by Hadly Vavaldi/Xinhua)

A firefighter tries to extinguish a fire at Kampar in Riau province, Indonesia, Sept. 16, 2019. (Photo by Hadly Vavaldi/Xinhua)

Firefighters try to extinguish a fire at Kampar in Riau province, Indonesia, Sept. 16, 2019. (Photo by Hadly Vavaldi/Xinhua)