Why did he cancel the Keystone Pipeline---
Bribes and Treason
It only benefits the Chinese owners of Canadian tarsands. There's no benefit to US taxpayers or consumers.
![www.cbsnews.com](https://assets3.cbsnewsstatic.com/hub/i/r/2012/12/10/322d2f2d-a645-11e2-a3f0-029118418759/thumbnail/1200x630/3d7752a026185cef449ea90672510137/A-red-star-fronts-a-pressure-tank-at-the-Yanlian-Oil-Refinery-in-China.jpg?v=d7bbca61a2ddd34e0cfc8fb46aec1df3)
Canadian P.M. vows to block further Chinese ownership in oil sands
Canada on Friday approved China's biggest overseas energy acquisition, a $15.1 billion takeover of oil and gas provider Nexen
![www.cbsnews.com](https://www.cbsnews.com/fly/bundles/cbsnewscore/icons/icon-32x32.png?v=d7bbca61a2ddd34e0cfc8fb46aec1df3)