CLEVELAND — Participants in the Movement for Black Lives conference in Cleveland protest the death in police custody of Sandra Bland at a rally on July 25. More than 1,000 participants in fights against police brutality from all over the country, overwhelmingly youth, attended the conference. In one powerful session, more than 20 families affected by police and racist violence addressed the crowd with two-minute descriptions of their cases. Relatives of Emmett Till, Oscar Grant, Eric Garner, Michael Brown, and Tamir Rice were among those who spoke. Participants in the July 24-26 conference took part in workshops and plenary sessions on police violence.