The Pentagon had fewer major weapon systems in its acquisition portfolio in 2018 than the previous year, but costs still increased by $8 billion, sparking concern at the Government Accountability Office, which notes many defense contracts are being awarded without competition to a relatively small set of companies. "This year GAO found that cost performance has slipped," GAO states in its May 7 report . "The 2018 portfolio consists of 82 programs that will cost $1.69 trillion to acquire. This...