Posts from The Twitter Blog on topicnews #CongratulationsTokyo Monday, September 9, 2013 | By Lewis Wiltshire (@LewisWiltshire) [20:21 UTC] Topics: news and sports People from around the world joined Japan on Twitter to celebrate Tokyo’s winning bid for the 2020 Summer Olympic and Paralympic Games.Read more… Commemorating the March on Washington Thursday, August 29, 2013 | By Karen Wickre (@kvox), Editorial director [00:08 UTC] Topics: live events and news The 50th anniversary of the March on Washington was commemorated on Twitter.Read more…