The Navy will not complete finalizing the requirements for its future frigate until fiscal year 2019 when the program will be reflected in budget documents, according to the service's top acquisition official. Sean Stackley, assistant secretary of the Navy for research, development and acquisition, said during a Sept. 9 Navy League breakfast in Arlington, VA, that the service continues to work on the frigate's concept which he called the "fast frigate." "We're now going through system selection and formalizing the...