The Prime Minister and his family have escaped to the Spanish Island of Ibiza for a week-long holiday.
According to Downing Street sources, Mr Cameron has been accompanied by a small team of key staff and is being kept up to date on developments in the Woolwich investigation.
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Mr Giuliani voiced concerns over the US president being interviewed by special counsel Robert Mueller’s team.
Around one-and-a-half million pilgrims visit Knock Shrine every year.
A jail takeover and cruise ship passenger rescue dominate the front pages on Monday.