Haiti’s gangs have gained “near-total control” of the capital and authorities are unable to stop escalating violence across the impoverished Caribbean nation, senior U.N. officials warned Wednesday.An estimated 90% of the capital Port-au-Prince is now under control of criminal groups who are expanding attacks not only into surrounding areas but beyond into previously peaceful areas,

United Nations Secretary-General António Guterres announced the appointment of Mexican diplomat Carlos Ruiz as the organization's special representative to Haiti and to lead the United Nations Integrated Office in Haiti,