The stream now carries black sediment of waste coal which eventually flows into Lake Kariba.

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But when the sub-prime mortgage market turned sour, the darling of the financial markets became the Black Hole equation, sucking money out of the universe in an unending stream.

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Another project which Mr Putin is determined should go ahead is Russia's South Stream gas pipeline, across the Black Sea and into the heart of the European Union.

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Thanks to an incessant stream of leaks, the handset you see in black and white above had become something of an open secret.

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In addition to a shrinking revenue stream from the state, another big challenge Ms. Black faces is that she'll take over just months after the state changed proficiency scores for public-school students, a move that resulted in tens of thousands more students being deemed not proficient in math and English than the year before.

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The Buckeye state also houses the Rock and Roll Hall of Fame and Museum and has issued a stream of rock stars, including members of Warrant, Guns N' Roses, Nirvana, and the Black Keys.

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