http://www.bloomberg.com/news/2014-07-17/u-s-stock-index-futures-drop-amid-more-russia-sanctions.html

http://www.chicagotribune.com/business/sns-rt-us-jpm-chase-dimon-options-20140717,0,2560632.story

http://www.marketwatch.com/story/malaysia-airlines-crash-triggers-risk-off-reaction-2014-07-17?link=MW_latest_news

http://www.reuters.com/article/2014/07/17/us-sec-investigation-highfrequencytradin-idUSKBN0FM2TW20140717

http://www.interactivebrokers.com/en/?f=5599&vid=2962

http://www.reuters.com/article/2014/07/17/nasdaq-omx-sec-markets-idUSL2N0PS1B120140717

http://www.bloomberg.com/news/2014-07-16/bubble-paranoia-setting-in-as-s-p-500-surge-stirs-angst.html

http://www.bloomberg.com/news/2014-07-15/wall-street-grabs-nato-towers-in-traders-speed-of-light-quest.html

http://www.reuters.com/article/2014/07/16/us-financial-regulations-spending-idUSKBN0FL2SC20140716

http://www.businessweek.com/news/2014-07-17/wall-street-techs-take-secrets-to-next-job-at-their-peril

http://www.thetradenews.com/news/Asset_Classes/Derivatives/ICE_pushes_CFTC_for_extension_of_cross-border_margin_offsets.aspx

http://www.bloomberg.com/news/2014-07-16/argentiere-s-gulati-recommends-options-on-widening-prices.html