Ben Carson, U.S. Housing & Urban Development Secretary, says opportunity zones will bring investment into areas that were previously economically-deprived. Ron Temple, Lazard Asset Management Co-Head of Multi-Asset & Head of U.S. Equity, says the Fed is tackling a mid-cycle adjustment. Gregory Valliere, AFG Investments Chief U.S. Policy Strategist, says there's uncertainty for farmers in the midst of U.S., China trade tensions. And Alicia Levine, BNY Mellon Strategist, says there are "likely more unpleasant headlines" for the markets in September.