en.wikipedia.org/wiki/Keystone_Pipeline

The Keystone XL extension was proposed in 2008. ... In December 2011, Congress passed a bill giving the Obama Administration a ... environmental risks, that could result in the rejection of the pipeline. ... The Senate was unable to override the veto by a two-thirds majority, with a 62-37 vote.

www.washingtonpost.com/news/the-fix/wp/2013/04/10/can-congress-overrule-obama-on-the-keystone-xl-pipeline

Apr 10, 2013 ... As the House Energy and Commerce Subcommittee on Energy and Power takes up legislation Wednesday to force approval of the Keystone ...

www.nytimes.com/2015/03/05/us/senate-fails-to-override-obamas-keystone-pipeline-veto.html

Mar 4, 2015 ... As Washington debates Keystone XL, here's how the 1,179-mile pipeline became so ... The will of the American people and Congress is clear.

www.cnn.com/2015/11/06/politics/keystone-xl-pipeline-decision-rejection-kerry/index.html

Nov 6, 2015 ... President Barack Obama has accepted Secretary of State John Kerry's recommendation that the U.S. reject the Keystone XL pipeline. ... "We know that human ingenuity can do something about it. We're ... with all sides spending millions of dollars in an attempt to influence the White House and Congress.

insideclimatenews.org/carbon-copy/20141107/house-can-gop-override-obama-keystone

Nov 7, 2014 ... Does the new Republican majority in Congress have the power to force President Obama's hand on the Keystone XL pipeline?

www.theguardian.com/environment/2015/mar/04/senate-fails-bill-keystone-xl-pipeline-veto

Mar 4, 2015 ... Senate fails to pass bill to override Obama's Keystone XL pipeline veto ... Supporters of the divisive project say that it will create jobs and boost ...

fas.org/sgp/crs/misc/approve.pdf

Nov 9, 2015 ... Obama Administration Rejects Keystone XL Pipeline · Permit Request: Could Congress Nevertheless Approve ... If Congress were to override successfully any presidential veto and enact a law approving the Keystone XL ...

www.usatoday.com/story/news/politics/2015/11/06/republicans-blast-obama-rejection-keystone-pipeline/75295838

Nov 6, 2015 ... It would be difficult for Congress to overturn Obama's decision. ... the White House who will..move the Keystone XL pipeline forward," said Sen.

www.reuters.com/article/us-usa-keystone/obama-vetoes-keystone-xl-pipeline-leaving-it-in-limbo-idUSKBN0LS2FH20150224

Feb 24, 2015 ... Despite their majority, Republicans are four votes short of being able to overturn Obama's veto. ... “Through this bill, the United States Congress attempts to ... Obama has played down Keystone XL's ability to create jobs and raised questions ... XL ... makes us more confident than ever that (the) president will ...