How to play Commodities

CNBC's Leslie Picker spoke with Will Rhind, CEO of GraniteShares, Dave Nadiq, Director of Research at ETF Trends and Matt Bartolini, Head of SPDR Americas Research at State Street Global Advisors. They discussed September flows as the red-hot streak for equity ETFs continue, what sectoral shifts to expect for the most volatile month of the year, and the global commodity surge.