https://www.investing.com/news/stock-market-news/pfizer-earnings-inline-revenue-beats-in-q4-1761210

http://openmarkets.cmegroup.com/14617/market-update-earnings-focus-2

https://www.cnbc.com/2019/01/29/pge-owner-of-biggest-us-power-utility-files-for-bankruptcy.html

https://www.investing.com/news/stock-market-news/marketpulse–europes-earnings-season-is-off-to-a-grim-start-1761126

https://www.investing.com/news/economy-news/top-5-things-to-know-in-the-market-on-tuesday-1761108

https://www.investing.com/news/stock-market-news/day-ahead-top-3-things-to-watch-1760650

https://www.nasdaq.com/article/volatility-vxx-expires-this-week-cm1088382

https://www.investing.com/analysis/what-headwinds-airlines-to-book-their-10th-straight-year-of-profitability-200380170

https://www.investing.com/news/commodities-news/us-imposes-sanctions-on-venezuelan-state-oil-firm-pdvsa-1760514

https://www.investing.com/news/technology-news/intel-plans-to-invest-11-billion-in-new-israeli-chip-plant-report-1760596

https://www.cnbc.com/2019/01/28/toy-industry-sales-fell-2-percent-in-2018-thanks-to-toys-r-us-closure.html

https://www.cnbc.com/2019/01/28/nvidia-shares-tank-after-chipmaker-cuts-guidance.html