Wendi Deng is perhaps best known in Britain for defending husband Rupert during a physical attack at a parliamentary hearing in 2011.
The Chinese-born businesswoman was seen landing a slap on the face of activist Johnnie Marbles, who had attempted to throw a foam pie at Mr Murdoch.
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Mostly dry across the north of the UK today, with spells of sunshine and isolated heavy showers for some.
Huntingdon's, autism and congenital heart conditions are among those likely to be exempt from reassessment.