CNN today announced celebrities who will be participating in the second annual “CNN Heroes: An All-Star Tribute,” which honors ordinary people accomplishing extraordinary things in their communities and beyond. Hosted by CNN anchor Anderson Cooper from the Kodak Theatre in Hollywood, the program will air globally on Thanksgiving, Thursday, Nov. 27, at 9 p.m. (ET) on CNN/U.S., CNN International and CNN en Español. 

From ethnic slaughters in Armenia to the Holocaust to systematic terror and violence in Cambodia, Rwanda, Iraq and Darfur, CNN chief international correspondent Christiane Amanpour reports on the recurring nightmare of genocide and the largely unknown struggles of the heroes who witnessed evil – and “screamed bloody murder” for the international community to stop it. As the 60th anniversary of the United Nations’ Convention on the Prevention and Punishment of the Crime of Genocide approaches, a new two-hour documentary, CNN Presents: Scream Bloody Murder, will premiere on Thursday, Dec. 4, at 9 p.m. and replay at midnight. (ET). 

After more than a year and a half of debates, primaries and political rallies, the U.S. presidential election will culminate on Tuesday, Nov. 4, with live, comprehensive programming and in-depth analysis across the powerful resources of CNN Worldwide platforms. CNN’s “Election Night in America” coverage begins at 6 p.m. (ET) – one hour before the first polls close.