beauvoir has brought an informer in heavy disguise. >> narrator: beauvoir gets news he's been waiting for. >> narrator: he knows gang leader jean-marc juste, alias grimo. he'd arrested him two years ago. grimo escaped in the earthquake. grimo and his followers have been terrorizing the neighborhood. beauvoir hopes the gang's weapons are still in grimo's house. the weapons have gone. grimo insists he's kept out of trouble since escaping from the penitentiary. >> narrator: beauvoir and the un withdraw, leaving the neighborhood to the gangs. besides grimo, the masked informer has pointed out five other men, but the names they give aren't on the list of escaped prisoners. the lack of records in haiti makes it hard for the police to establish anyone's identity. the men are taken for questioning. after the earthquake, foreign governments pledged almost $10 billion in aid, inspiring hopes that haiti could have a fresh start. but those hopes can't be fulfilled while so much of the country remains lawless. >> unless we address the issue of rule of law in haiti, all the efforts that the interna