BLAINE, Wash. - A planning document describing possible security enhancements along our northern border is raising eyebrows both in Canada and the U.S. Most notably, the study for the Department of Homeland Security raises the idea of fencing short portions of the northern border. Some Canadians are offended by the idea. The U.S. agency is now trying to contain the negative reaction. Correspondent Tom Banse has details from Blaine, Washington.