The Marine Corps' new CH-53K helicopter showed "significant effectiveness, suitability and survivability improvements" when compared to the legacy CH-53E helicopter, according to the "controlled unclassified information" version of the Pentagon director of operational test and evaluation's annual report. “Specifically, the CH-53K has demonstrated improved handling qualities in adverse flying conditions, increased external load capacity, and improved maintainability, as well as survivability against operationally relevant kinetic threats,” the report states. The report was obtained by the Project on Government Oversight and...