U.N. warning: Rising violence could end Afghanistan efforts: "The United Nations may be forced to abandon its two-year effort to stabilize Afghanistan because of rising violence blamed on the resurgent Taliban, its top official here warned Friday in an interview with The Associated Press."

U.N. warning: Rising violence could end Afghanistan efforts: "The United Nations may be forced to abandon its two-year effort to stabilize Afghanistan because of rising violence blamed on the resurgent Taliban, its top official here warned Friday in an interview with The Associated Press."