On today's CNN 10, we learn about a labor dispute halting freight railroads in Canada. The disruption could have a huge impact on industries in the United States. We'll also learn about a new name for surge pricing. And next in our CNN Olympics series, we're meeting with Team USA sensation Grant Holloway who is sprinting through life's hurdles. We finish off with the World Dog Surfing Championships - that's all on today's CNN 10!
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