Jean-Claude Juncker has been elected as European Commission President.
The European Parliament voted for him to replace Jose Manuel Barroso as head of the EC.
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Buckingham Palace, London's Tower Bridge, Old Trafford and Big Ben are taking part in the event to raise awareness about climate change.
Widespread frost for most areas as temperatures dip below freezing.
Premier League clubs have agreed to pay all full-time staff the living wageof £9.15 an hour in London or £7.85 an hour outside the capital.