I think we can expect August to be very sensitive to headlines: Pro

Nancy Tengler, chief investment strategist at Butcher Joseph Asset Management; Kevin Hincks, senior equity strategist at TD Ameritrade; Marc Chandler, chief market strategist and managing partner of Bannockburn Global Forex; and Victoria Fernandez, chief market strategist at Crossmark Global Investments; join CNBC's "Closing Bell" to discuss the day's market pullback.