News International chief executive Tom Mockridge is to quit his role at the end of the month, it has been announced.
Rupert Murdoch, chairman and chief executive of News Corporation said the decision was "absolutely and entirely his own".
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A report published by the Boundary Commission for England details plans to reduce the number of MPs by scrapping 50 constituencies.
The slump will spark scrutiny, especially as statistics show a rise in racially or religiously motivated offences following the EU vote.
The 53-year-old was killed shortly after leaving her home in Mosta, Prime Minister Joseph Muscat said.