http://www.bloomberg.com/news/articles/2016-09-26/deutsche-bank-stress-seen-in-mounting-cost-of-credit-insurance

http://seekingalpha.com/article/4008501-warning-stock-market-seasonality-still-says-danger-ahead

http://tradinggods.net/trading-gods-blog/vix-daily-update-volatility-spikes-tvix-10-8/

http://www.bloomberg.com/gadfly/articles/2016-09-26/bats-should-close-its-sale-before-somebody-buys-cboe

http://www.bloomberg.com/news/articles/2016-09-26/if-the-u-s-election-is-anything-like-brexit-volatility-is-too-cheap-right-now

http://www.bloomberg.com/gadfly/articles/2016-09-26/clinton-trump-debate-wall-street-sees-volatility-ahead

http://www.bloomberg.com/news/articles/2016-09-26/cboe-says-it-plans-to-buy-market-operator-bats-for-3-2-billion

http://www.bloomberg.com/news/articles/2016-09-26/brutal-upheavals-mount-as-s-p-500-bull-market-nears-eighth-year

http://www.cboeoptionshub.com/2016/09/25/weekly-options-news-roundup-9252016/

http://www.bloomberg.com/news/articles/2016-09-26/london-remains-ahead-of-new-york-as-top-global-financial-center

http://www.barrons.com/articles/a-power-tool-for-traders-1474693241

http://blogs.barrons.com/focusonfunds/2016/09/23/speculation-about-cboe-buying-bats-is-good-news-for-kcg-too/