Get a jump start on the US trading day with Matt Miller, Katie Greifeld and Sonali Basak on "Bloomberg Open Interest." Copper prices surge after President Trump announced 50% tariffs, however the market is still awaiting details on what exactly will be tariffed. Merck agrees to buy Verona Pharma for about $10B as the patent for its bestselling cancer drug will soon expire. Linda Yaccarino announced that she is stepping down from the CEO role at X after two years at the helm. Genco CEO Wobensmith joins Open Interest to discuss the impact of tariffs on global imports.