Two senior U.N. officials said Monday they are "sickened by blatant manifestations of hatred and intolerance" by public figures and others, particularly against Muslims, in response to recent extremist attacks. Adama Dieng, the special adviser on the prevention of genocide, and Jennifer Welsh, the special adviser on the responsibility to protect civilians, said any "advocacy of national, racial or religious hatred that constitutes incitement to discrimination, hostility or violence" is prohibited by international human rights law and laws in many countries. In a joint statement, they denounced "the deliberate and dangerous spread of misinformation and the manipulation of people's fears...