
Installing new Global Positioning System (GPS) receiver cards on more than 700 different weapons systems will cost billions of dollars more than the Department of Defense’s estimate of $2.5 billion through fiscal year 2021, according to a new report by the Government Accountability Office (GAO).DoD's estimate reflects the existence of full or partial funding for only 100 of the 716 weapon systems that need new cards, the GAO wrote in its Dec. 12 report to Congress."The cost will increase by…