A minutes silence followed by the ringing of 26 bells was heard in Newtown, Connecticut, one week after a gunman broke into Sandy Hook Elementary school and shot 20 young children and six of their teachers.
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The five-piece dance group do not sing but their choreographed back-flips had the crowd cheering at their audition in tonight's episode.
Business Secretary Vince Cable says the party plans to double the number of employers offering apprenticeships to young people.
A study suggests people who are obese fall into six types including heavy drinking males, young healthy females and those in poorest health.