Futures saw volatile action within a couple hours prior to Monday's opening bell. Stocks initially rallied after President Trump said there were constructive talks with Iran over the weekend — comments that were denied by Iran itself. Kevin Green tells investors to brace for continuing volatility as headlines hit the tape. He later explains why crude oil futures cooled even though equity volatility stays heightened. KG then offers his take on the metals space by examining price action in gold, silver, copper, and other metals.