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Mount Sinabung spews lava and ash in Karo, North Sumatra, Indonesia, on Jan. 12, 2018. Mount Sinabung is one of Indonesia's 129 active volcanoes. (Xinhua/Lana)

Mount Sinabung spews lava and ash in Karo, North Sumatra, Indonesia, on Jan. 12, 2018. Mount Sinabung is one of Indonesia's 129 active volcanoes. (Xinhua/Lana)