Wendi Deng gained popularity for springing to her husband's aid when a protester threw a custard pie at him as he appeared before MPs to answer questions about phone hacking in 2011.
At 44, Ms Deng is 38 years younger than Mr Murdoch, who is 82.
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Three men have been sentenced to a total of 31 years for their role in a 'crash for cash' plot which led to the death of a great grandmother
She met with the families of children who must stay near the hospital.
Ian Patterson is accused of causing his patients grievous bodily harm by conducting operations that were unnecessary.