5 Things You Need to Know Friday - Obama wants free community college, did pot cause the Asher Tool fire, self-tying Nikes and why cows love this cold weather.

Obama wants first two years of community college free for those willing to work for it (USA Today)

A huge pot growing operation inside Rockford's former Asher Tool factory may be to blame for that massive fire. (My Stateline)

Wondering who or what benefits from this painful cold weather? It's Milk Cows. (My Stateline)

Jiri Miklo, ThinkStock
Jiri Miklo, ThinkStock
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The health benefits to removing your pajamas and sleeping naked. (Daily Mail)

The self-tying Nikes from "Back to the Future 2" could be in stores by the end of the year, Nike already has the patent. (NiceKicks.com)

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