Inspector General for the U.S. Department of Defense finds problems with Defense Advanced Research Projects Agency. Agency didn’t consistently adhere to federal acquisition rules, report says. Watchdog group POGO raised issues of potential conflicts of interest at DARPA in 2011. POGo: “DARPA needs to improve its contracting system to make sure taxpayer dollars are not being wasted” DARPA agrees to implement the recommendations of the report, but has nothing further to add at this time, a spokesman says.”]