The Bureau: XCOM Declassified
http://www.gametrailers.com/side-mission/50827/the-bureau-xcom-declassified-coming-in-august
“The Bureau tells the story of XCOM’s mysterious beginnings,” said Morgan Gray, creative director at 2K Marin. “We’re expanding the universe with a declassified tale of government conspiracy and heroic cover-ups told through third-person tactical gameplay.”