http://www.investing.com/news/stock-market-news/futures-gain-ahead-of-planned-uschina-trade-talks-1581462

http://www.nasdaq.com/article/mcdonalds-to-double-down-on-value-ramp-up-delivery-cm1010468

http://www.investing.com/news/cryptocurrency-news/bitcoin-remains-bearish-as-cryptos-fall-1581487

http://www.cnbc.com/2018/08/21/stocks-making-the-biggest-moves-premarket-kss-mdt-sjm-tol–more.html

http://www.agriculture.com/markets/newswire/grains-wheat-falls-for-2nd-day-on-expectations-of-russian-supplies

http://www.cnbc.com/2018/08/20/dow-stock-nike-is-soaring-and-charts-point-to-more-gains.html

http://etfdailynews.com/2018/08/21/gasoline-prices-edge-lower-as-oil-slips-uso/

http://etfdailynews.com/2018/08/21/copper-is-down-20-in-the-past-10-weeks-jjcb/

http://www.investing.com/news/economy-news/top-5-things-to-know-in-the-market-on-tuesday-1581228

http://www.investing.com/news/stock-market-news/day-ahead-top-3-things-to-watch-1580606

http://www.cmegroup.com/education/monthly-equity-index-review/2018-07-equity-index-review.html