RENEE MONTAGNE, HOST:
Good morning, I'm Renee Montagne. The no-holds-barred aspect of this presidential election has shocked a lot of Americans. Flying insults, shouting matches, sexual innuendo - then, on Super Tuesday, with results rolling in, something happened. A whole lot of people started looking north. The search term - how can I move to Canada? - rose by 1,500 percent on Google, leaving Canada's immigration website crashing clear through the day. It's MORNING EDITION. Transcript provided by NPR, Copyright NPR.