At least 70 people were killed and 30 more injured in a brutal gang attack in Haiti 's Artibonite region, a human rights organization said on Monday — figures far higher than earlier official reports had suggested. Police had first announced 16 fatalities and 10 injuries, while civil protection officials later estimated 17 dead and 19 wounded. However, the Collective Defending Human Rights group reported a significantly larger death toll, describing the incident as a "massacre" and adding that