Indonesian soldiers search for the bodies of tsunami victims at a beach resort on the island of Java on Monday. Waves swept terrified people into the sea Saturday night following an eruption on Anak Krakatau, one of the world

Warning systems failed to alert residents of danger when volcanic activity triggered a tsunami on Saturday. Hundreds died, and more than 11,000 people have been displaced on Java and Sumatra islands.

(Image credit: Achmad Ibrahim/AP)