Last updated: 23 november, 2010 - 11:39 GMT

Is Sarah Palin's new book a bid for the White House in 2012?

Sarah Palin

Sarah Palin, the former governor of Alaska and former Republican vice-presidential candidate is publishing a new book called America By Heart: Reflections on Family, Faith and Flag.

Her first book, Going Rogue, sold two million copies.

She has yet to reveal whether she intends to run for president in 2012, but some see this book as a strong hint.

Shushannah Walshe is a writer and biographer of Sarah Palin; she has read extracts from the new work.

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First broadcast 23 November 2010

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