It gushed a 4.3-mile column of ash into the air, prompting authorities to impose a 2 mile evacuation radius.
Ash blanketed the four villages around the volcano as military helped evacuate 1,293 people. No casualties were reported.
Indonesia is the world’s fourth-most populated country, and Sinabung is one of nearly 130 active volcanoes in Indonesia.
Sumatrans return to life as the Mount Sinabungs natural power hover looms over them.
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