Following the Pope's address to victims of sexual abuse in Ireland, it's time for a specific apology to Rwandans for the Catholic Church's role in the country's 1994 genocide, says Jean Baptiste Kayigamba. The church has actively protected clerics allegedly involved in the genocide, Kayigamba argues, but now is the time for it to break its silence and acknowledge the role of some of its followers in perpetrating one of the worst genocides of the previous century.