Behind the rapid rise of alternative ETF investments

The relationship between stocks and bonds is changing, and experts say in order to build a more resilient portfolio, traders need to keep up with the times. One way to do that is to diversify beyond bonds, into alternative investments, a quickly growing segment of the ETF industry. VettaFi’s Todd Rosenbluth and Simplify’s Paisley Nardini sit down with CNBC’s Dominic Chu to break it all down.