Muslim groups retaliated , setting fire to Christian homes and killing their occupants with the apparent approval of commanders present , Human Rights Watch said . ` ` I do n't think we even yet ... know the full extent '' of violence , Power said . Former French minister urges an international intervention . Human rights lawyer urges the ` ` to pull back from the brink of all - out war '' Samantha Power wrote a book about the U.S. response to genocides .
` ` I do n't think we even yet ... know the full extent '' of violence , Power said . Former French minister urges an international intervention . Human rights lawyer urges the ` ` to pull back from the brink of all - out war '' Samantha Power wrote a book about the U.S. response to genocides .