Although European leaders and US President Barack Obama have said they stand ready to impose tougher sanctions on Moscow, a fresh wave of penalties is not expected to be announced.
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The former BBC journalist will also present a new political programme 'Peston on Sunday'.
Patients needing orthopaedic surgery in Wales will be asked to lose weight and give up smoking as NHS struggles to cope with waiting lists.
Heavy showery rain will continue to push northeastwards across the north of Britain during the rest of today.