Republican Rep. Devin Nunes went to the White House grounds to review intelligence reports and meet the secret source behind his controversial claims that communications involving President Donald Trump's associates were caught up in "incidental" surveillance in the Obama administration's waning days. Mostly teenage demonstrators are driven by accusations of high-level official corruption, forcing President Vladimir Putin to choose between tightening the screws or devising more artful means to divert public anger. Refugee guests from around the world will be recognized in a new symbolic act of placing a pair of shoes on a doorstep to acknowledge that Jews have stood in their shoes. A GPS-enabled "panic button" that Colombia's government has issued to help protect human-rights activists, labor organizers and journalists exposes them to more peril. Sixteen U.S.