Koch Subsidiary Told Canada of 'Substantial Interest' in Keystone XL

"A document filed with Canada's Energy Board appears to cast doubt on claims by Koch Industries that it has no interest in the controversial pipeline."

Stacy Feldman reports for InsideClimate News October 5, 2011.

SEE ALSO:

"Conservation Group Sues To Block Transcanada Pipeline" (Bloomberg)

"Green Groups Sue To Stop Keystone Oil Pipeline Work" (Reuters)

"American Burying Beetle Becomes Player in Keystone Pipeline Drama" (Los Angeles Times)

"Keystone Hearing in Nebraska Sandhills Draws Mostly Critics, and Passions Flare" (Inside Climate News)