Can talking stop hatred? On 13 November 2015, gunmen killed 90 people at a rock concert in Paris. Georges Salines lost his daughter, but kept his hope and gained a friend.
Incredible friendship healing Bataclan wounds

Glossary
Extremism - Holding extreme political or religious ideas.
Perpetrators - People who carried out harmful, illegal, or immoral acts.
Genocide - The annihilation of a people, either through killing of its members, or through the suppression of its culture.
Apartheid - A system of legally-enshrined racial discrimination and oppression which existed in South Africa from 1948 until the 1990s. It denied non-white South Africans basic human rights.
Sectarian - Denoting or concerning a sect or sects.
Firebrand - A person who is very passionate about something.
Summit - An important meeting.