The Pentagon's independent operational test and evaluation office has warned the Navy its CH-53K heavy-lift helicopter is unlikely to meet the service's goal of declaring initial operational capability in December 2019, becoming the second office to do so. In a director of operational test and evaluation report published Jan. 24 , the office said the flight testing schedule was 10 percent complete as of Sept. 17 and "continues to slip due to technical problems discovered during testing." "Pressure is increasing...