Walking with a bit of a slouch, Loughner cast a sneer at the packed gallery when he entered the courtroom.

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Wong went back to Tokyo and pitched the doll to the Parco department store, which cast Blythe in an animated TV commercial that showed her walking in the snow, her eyes changing color and direction.

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In the latest expedition, Whiteread, who won the 1993 Turner Prize for her concrete cast of the inside of a building, spent her time in the Artic walking, while McEwan wrote an essay on rescuing "the Earth from our own depredations".

BBC: NEWS | Entertainment | Gormley highlights climate change