Ukraine appealed to the United States with a petition to increase the number of American trainers for training Ukrainian soldiers, said the Secretary of defense Ashton Carter. On Tuesday, the head of the Ministry of defense expressed in the Senate and told about his meeting with his Ukrainian counterpart Stepan Poltorak, who visited Washington at the end of June. "He (Poltorak) focused training (military). We already have instructors Yavorov (in Western Ukraine)