Department of Energy, Office of Worker Advocacy: Deficient Controls Led to Millions of Dollars in Improper and Questionable Payments to Contractors. GAO-06-547, June 27
http://www.gao.gov/cgi-bin/getrpt?GAO-06-547
Highlights - http://www.gao.gov/highlights/d06547high.pdf

Energy Security: Issues Related to Potential Reductions in Venezuelan Oil Production. GAO-06-668, June 27
http://www.gao.gov/cgi-bin/getrpt?GAO-06-668
Highlights - http://www.gao.gov/highlights/d06668high.pdf