TransCanada says Exxon spill no threat to XL line
July 05, 2011 at 15:07 PM EDT
CALGARY, Alberta, July 5 (Reuters) - TransCanada Corp said on Tuesday that Exxon Mobil's 1,000-barrel oil spill into the Yellowstone River will not derail its plans to build the Keystone XL pipeline, but environmentalists promised renewed pressure to block approval.
