A High Court judge has criticised the Government for focusing on gay marriage plans rather than the "crisis of family breakdown". Sir Paul Coleridge said too much time and energy had been put into the debate.
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It is claimed that both police and security services, including MI5, have been prevented from vast pools of data on the social media site.
School funding is shooting up the list of voters' priorities as the General Election approaches, according to researchers.
The Conservative and Labour leaders are expected to use PMQs on Wednesday to push their main campaign messages.