Chris Verrone, Strategas Research Partners Head of Technical Analysis, and Marcus Ashworth, Bloomberg Gadfly Columnist, take a close look at the market selloff. David Wessel, Brookings Institution's Hutchins Center on Fiscal and Monetary Policy Director, imagines that Fmr. Fed Chair Janet Yellen will continue to focus on labor markets in her work at Brookings. Michael Zezas, Morgan Stanley Chief U.S. Public Policy Strategist, says it's unclear what both sides are willing to accept in NAFTA negotiations to keep the trade deficit down. Margie Patel, Wells Capital Management Senior Portfolio Manager, says earnings look pretty good for the rest of the year.