• Exxon pipeline leaks thousands of barrels of Canadian oil in Arkansas http://www.reuters.com/article/2013/03/31/us-exxon-pipeline-spill-idusbre92u00220130331 15 comments 31/3/2013 politics
• Exxon pipeline leaks thousands of barrels of Canadian oil in Arkansas http://www.reuters.com/article/2013/03/31/exxon-pipeline-spill-idusl2n0cn00d20130331?feedtype=rss&feedname=basicmaterialssector&rpc=43 258 comments 31/3/2013 politics
• Exxon pipeline leaks thousands of barrels of Canadian oil in Arkansas http://www.reuters.com/article/2013/03/31/exxon-pipeline-spill-idusl2n0cn00d20130331?feedtype=rss&feedname=basicmaterialssector&rpc=43 12 comments 31/3/2013 worldnews
• Exxon pipeline leaks thousands of barrels of Canadian oil in Arkansas - EPA categorizes the rupture as a "major spill" (updated) http://www.reuters.com/article/2013/03/31/exxon-pipeline-spill-idusl2n0cn00d20130331 27 comments 31/3/2013 politics