There will be resignations in the top management of RusHydro, the owner of a Siberian hydroelectric power plant where a recent accident killed at least 74 people... Energy Minister Sergei Shmatko, who heads ...[RusHydro] board, said some top officials would have to go. He added that he expected any changes to wait until the publication of the findings of the commission investigating the accident...The exact cause of the August 17 accident remains unknown, and the probe is continuing... Russia's crumbling infrastructure, underfunded since the 1990s, has often been the cause of deadly industrial accidents.