Urban farming is usually thought of as a niche business for high-end food produce.  In Chicago, it has taken on a new meaning. Police in a helicopter stumbled upon what may be the largest outdoor pot farm in the city’s history.   Planted in rows and...

Read more http://feeds.abcnews.com/click.phdo?i=9c3d331d9c708269bb0e17d5f1f05c8b