Defense leaders have significantly altered the course and cost of the Army's Ground Combat Vehicle program, deciding this week to down-select to only one contractor in the second phase of the program, extend the current development phase by six months, and delay a production decision until fiscal year 2019, according to internal memos obtained by InsideDefense.com. "The combination of fiscal pressures and the need for additional development time led to this restructured program," states a Jan. 16 acquisition decision...