http://money.cnn.com/2016/06/21/news/economy/janet-yellen-fed-congress-tools/

http://blogs.barrons.com/focusonfunds/2016/06/21/vix-shows-traders-are-worried-about-a-lot-more-than-brexit/

http://blogs.barrons.com/focusonfunds/2016/06/20/hedge-funds-are-shorting-the-vix-big-time/

http://www.bloomberg.com/news/articles/2016-06-21/s-p-500-options-looking-like-a-steal-before-referendum-on-brexit

http://www.benzinga.com/news/16/06/8131136/buckle-up-volatility-seen-lasting-through-thursdays-brexit-vote

http://www.tradingfloor.com/posts/volatility-update-fears-pound-equities-volatility-rises-7792836

http://www.cabot.net/editors/jacob-mintz/analysts-center/options-market-update-6-20-16

http://www.marketwatch.com/story/how-to-use-stock-options-to-profit-from-brexit-2016-06-20

http://www.bloomberg.com/news/articles/2016-06-19/-big-bang-to-brexit-the-city-of-london-fears-end-to-golden-age

http://www.stocktranscript.com/wall-st-week-ahead-heavy-trading-anticipated-around-brexit-vote/91467/

http://www.bloomberg.com/news/articles/2016-06-17/u-s-judge-orders-ex-brokers-to-pay-almost-1-million-to-sec

http://www.cboeoptionshub.com/2016/06/20/weekly-market-outlook-will-support-hold-2/