British Prime Minister Keir Starmer told a meeting of about 25 European leaders and other allies on Saturday that they would need to make concrete commitments to support Ukraine and increase pressure on Russian President Vladimir Putin to accept a ceasefire. Read more: https://www.cbc.ca/1.7484742. »»» Subscribe to CBC News to watch more videos: http://bit.ly/1RreYWS Connect with CBC News Online: For breaking news, video, audio and in-depth coverage: http://bit.ly/1Z0m6iX Follow CBC News on