Alex Salmond has demanded an apology from David Cameron for failing to tell Scottish ministers about a radiation problem at a nuclear submarine test reactor.
The First Minister said the UK Government had "disrespected" Holyrood and the people of Scotland by not alerting the Scottish Government to the problem for almost two years.
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Kate will join Prince William on a tour of the Stephen Lawrence Centre before visiting a charity working with disadvantaged young people.
There is an "urgent need" for a "simpler and more trusted" system for investigating clinical failures, according to a damning report.
Over 100 mothers and fathers were investigated for leaving their children unsupervised in the final three months of 2014, new figures find.