Joanna Dennehy, 30, has pleaded guilty at the Old Bailey to the murders of three men who were found in remote ditches in Cambridgeshire with stab wounds.
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A mother has been arrested on suspicion of attempted murder after her three young children were found with their throats cut.
Ex-Cuban leader Fidel Castro has broken his silence over Cuba and the United States' attempts to repair diplomatic relations.
David Cameron has pledged to reduce the annual benefits cap to £23,000 "within the first few days" of a Conservative election win.