Back gold, as we said, another record high today. Our next guest, though, says there's a better metal to play right now. Sema Modi tells us which one in today's ETF edge.Hi, Sema. >> Scott or October, as you know, is a historically volatile month for the markets to kick off the fourth quarter. On top of that, we've got the government shutdown going into the second week.Should ETF investors hedge now or simply take a longer view. I'm pleased to say we're joined by Christian Mcun, CEO of Amplify ETFs. And Chr ...