Watch as Estonian slackline athlete Jaan Roose crosses the world’s longest LED-lit single-building at Qatar’s newest and most iconic architectural landmark, the Katara Towers.

Watch as Jaan Roose attempts to cross over Rotterdam’s River Mass by going from one building to another.

Putin Plans to Retaliate Against Ukraine’s Surprise Attack, Trump Says Vladimir Putin told President Trump he planned to retaliate against Ukraine for its drone attack. Mr. Trump did not say ...