Brexit: Europe reacts as Britain leaves the EU

“There’s no reason to pretend today’s a happy day“ - those were the words of EU council president Donald Tusk after he received the Prime Minster’s letter. Later there was a slap down from German Chancellor Angela Merkel who denied the Prime Minister’s request for two separate sets of talks. Sky’s Europe Correspondent Mark Stone has all the reaction from Brussels. SUBSCRIBE to our YouTube channel for more videos: Follow us on Twitter: and http