Polar vortex back up to Canada

[news]

A southern one-two punch is set to knock the polar vortex back up to Canada, said CNN meteorologist Jenny Harrison.http://feeds.feedburner.com/~ff/rss/cnn_us?d=yIl2AUoC8zA</img> (http://rss.cnn.com/~ff/rss/cnn_us?a=v3_l_7C8QPI:M4RJNozAoyw:yIl2AUoC8zA) http://feeds.feedburner.com/~ff/rss/cnn_us?d=7Q72WNTAKBA</img> (http://rss.cnn.com/~ff/rss/cnn_us?a=v3_l_7C8QPI:M4RJNozAoyw:7Q72WNTAKBA) http://feeds.feedburner.com/~ff/rss/cnn_us?i=v3_l_7C8QPI:M4RJNozAoyw:V_sGLiPBpWU</img> (http://rss.cnn.com/~ff/rss/cnn_us?a=v3_l_7C8QPI:M4RJNozAoyw:V_sGLiPBpWU) http://feeds.feedburner.com/~ff/rss/cnn_us?d=qj6IDK7rITs</img> (http://rss.cnn.com/~ff/rss/cnn_us?a=v3_l_7C8QPI:M4RJNozAoyw:qj6IDK7rITs) http://feeds.feedburner.com/~ff/rss/cnn_us?i=v3_l_7C8QPI:M4RJNozAoyw:gIN9vFwOqvQ</img> (http://rss.cnn.com/~ff/rss/cnn_us?a=v3_l_7C8QPI:M4RJNozAoyw:gIN9vFwOqvQ)
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