http://www.post-gazette.com/local/city/2016/05/24/City-Council-to-hear-arguments-about-ban-on-animal-performances/stories/201605240172
http://triblive.com/news/adminpage/10522002-74/circus-pittsburgh-council
http://www.usnews.com/news/offbeat/articles/2016-05-25/what-a-circus-clowns-beg-lawmakers-not-to-ban-animal-shows
http://www.post-gazette.com/opinion/letters/2016/05/18/Circus-animal-ordinance-will-put-jobs-at-risk/stories/201605180027
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