U.S. approves UN use of force to protect civilians in conflict

  Editor's note: This article was originally published at 6:34 p.m. EDT May 11, 2016. UNITED NATIONS — The United States has announced its support for a set of principles that give a green light for U.N. peacekeeping troops and police to use force to protect civilians in armed conflicts. U.S. Ambassador Samantha Power told …