http://www.reuters.com/article/2014/05/13/us-cftc-trading-idUSBREA4C0TG20140513

http://www.bloomberg.com/news/2014-05-13/cftc-weighs-high-speed-trader-registration-for-oversight.html

http://nypost.com/2014/05/13/exchange-head-downplays-high-frequency-trading-danger/

http://www.tradersmagazine.com/news/buyside/nanospeeds-view-on-hft-112449-1.html

http://online.wsj.com/news/articles/SB10001424052702303851804579559880884993894

http://www.businessweek.com/articles/2014-05-13/trading-patterns-point-to-leaks-ahead-of-federal-reserve-announcements

http://www.tradersmagazine.com/news/ecns_and_exchanges/nyse-to-curtail-order-types-cme-testifies-on-hft-112451-1.html

http://www.cboeoptionshub.com/2014/05/12/bullish-bearish-vxst-option-trades-today/

http://economictimes.indiatimes.com/markets/analysis/nifty-option-traders-hold-on-to-positions-despite-trebling-of-options-price-in-hope-of-hitting-jackpot/articleshow/35037490.cms

http://marketsmedia.com/hft-worries-asset-managers/

http://www.businessweek.com/news/2014-05-13/kellogg-traders-bet-on-buffett-takeover-as-stock-climbs-options

http://nypost.com/2014/05/12/ex-regulator-roasts-high-frequency-trade-firms-set-to-testify-before-senate/