Rebels in Congo say the United States has fallen short as a mediator in efforts to end the conflict in the African country’s mineral-rich east as the Trump administration seeks to open the region’s critical reserves to the US government and American companies. According to a letter to US Secretary of State Marco Rubio from Congolese rebel leader Corneille Nangaa, Washington has failed to pressure Congo’s government over its alleged violations of peace commitments. The letter, seen by The Associated Press on Saturday, was signed by the…





