MDU Resources plans to invest $300mm in a diesel refinery near Dickinson, ND. http://www.bizjournals.com/twincities/blog/opportunity_north_dakota/2013/02/mdu-planning-oil-refinery.html

MDU Resources reports that they doubled their Bakken pipeline capacity in 2012. The attached is the address of their latest corporate presentation. http://files.shareholder.com/downloads/MDU/2270029075x0x632932/ff545456-0c65-49aa-9d7c-9debcf8e6952/4Q-YE%20Slides%20-%20FINAL%20-%20MDU%20Resources.pdf

Transcanada corporate information resources on the Keystone XL pipeline including permitting news and construction progress   http://www.transcanada.com/keystone.html