“Banks are playing themselves.” Entrepreneur, investor, and Mavericks owner Mark Cuban discusses the issues rolling out relief for small businesses. Richard Preston, writer for The New Yorker and author of “The Hot Zone: The Terrifying True Story of the Origins of the Ebola Virus” contemplates the fragility of the human species and the race for a vaccine. Allianz Chief Economic Advisor Mohamed El-Erian suspects that the majority of companies will suspend forward-looking guidance this earnings season.