John Authers, Senior Editor for Bloomberg Markets, on markets and the Powell "put." David Garrity, Chief Market Strategist for Laidlaw & Co. Ltd, on Facebook's corporate governance, and outlook for COO Sheryl Sandberg. David Welch, Detroit Bureau chief for Bloomberg, on GM planning to cut 10,000 jobs and close five North America plants. Fernando Camara, Founder and CEO of Skyhour, a platform that enables users to gift and receive air travel time in the form of skyhours: one skyhour equals one hour in the sky for $60.