Since then, Mr. Zuckerberg and his inner circle have been keeping long hours at Facebook's Palo Alto, Calif.

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It is more of a last resort and often found to cause a vicious circle instead of a long-term improved competitive position.

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The relative performance formed a very slight divergence at the 2011 highs (see circle), and shows a long-term downtrend (line f).

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It does address the root problem, defaulting mortgages, and Mr Bernanke has long worried that bad debt would fuel a vicious circle of crippled lenders, constricting credit, weakening growth and more defaults.

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CHARLESTON, S.C. (AP) Serena Williams routed Venus Williams 6-1, 6-2 at the Family Circle Cup on Saturday, the most one-sided match in the sisters' long rivalry.

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The peace they made removed Egypt from the circle of conflict with Israel and marked the first step in ending the generations-long conflict between Arabs and Jews.

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It's like coming full circle, as I've been a big fan of Adafruit products for a long time, but this makes it even more awesome than I could have originally imagined.

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For long stretches the game resembled half-court basketball, with goalkeeper Manuel Neuer occasionally sneaking into the midfield circle, perhaps out of boredom.

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