APTOPIX Indonesia Volcano Erupts

A worker dry rice grains as Mount Sinabung spews volcanic smoke in the background in Tanah Karo, North Sumatra, Indonesia, Saturday, Sept. 4, 2010. The eruption of the volcano that has been dormant for 400 years this week caught many scientists off guard and left the region on high alert. (AP Photo/Binsar Bakkara)