Russian Power Plant Explosion

August 17: Damage to the Sayano-Shushinskaya power station in southern Siberia in this photo released by the Emergency Ministry, Siberian Branch. An accident during repair work at Russia's largest hydroelectric plant on Monday killed at least 12 workers, while as many as 64 others were missing after an engine room was suddenly flooded, officials said. (AP)

August 17: Damage to the Sayano-Shushinskaya power station in southern Siberia. (AP)

August 17: Damage to the Sayano-Shushinskaya power station in southern Siberia. (AP)

August 17: Damage to the Sayano-Shushinskaya power station in southern Siberia. (AP)

August 17: Damage to the Sayano-Shushinskaya power station in southern Siberia. (AP)

August 17: Russian Prime Minister Vladimir Putin, left, listens during a meeting in Emergency Ministry Crisis center in Sayano-Shushenskaya power plant explosion issues, on the screen at the background, in Moscow.