http://www.chicagobusiness.com/article/20160915/NEWS01/160919899/citadel-other-trading-firms-sue-options-exchanges-again

http://www.prnewswire.com/news-releases/cboe-to-launch-options-on-ftse-emerging-index-300328859.html

http://www.optionshouse.com/blog/market-commentary/volatility-coming-back/

http://www.marketwatch.com/story/recent-action-suggests-sell-on-rallies-time-may-be-here-2016-09-15?siteid=rss&utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+marketwatch%2Ffinancial+%28MarketWatch.com+-+Financial+Services+Industry+News%29

http://www.reuters.com/article/us-sec-white-idUSKCN11K2FP

http://nypost.com/2016/09/14/wall-street-vets-raise-concerns-about-interest-rates-politics/

http://www.reuters.com/article/us-britain-eu-idUSKCN11K0Z2

http://sports.yahoo.com/news/u-senate-committee-consider-nominees-derivatives-regulator-110228290–sector.html

http://www.marketwatch.com/story/heres-why-the-markets-fear-gauge-can-be-a-strong-signal-to-buy-2016-09-15

http://uk.finance.yahoo.com/news/wall-street-opens-little-changed-133800870.html

http://marketrealist.com/2016/09/september-seasonally-bad-month/

http://tradinggods.net/trading-gods-blog/vix-daily-update-volatility-shows-staying-power/