Mourners Overcome With Anguish as Rwanda Marks 20 Years Since Genocide

Ban ki-Moon acknowledges UN's failure to stop killings: 'The shame still clings, a generation after the events.'

The ceremony on Monday marking the 20th anniversary of Rwanda's genocide was rent with screams and fits of hysteria from the stadium audience, as speeches and dramatizations brought back traumatic memories of those 100 days of slaughter.