unicredit has made a new move with a minority stake in general. a pure financial investment with no strategic interest. they began accumulating in september. and we will have an exclusive interview with the ceo on the pulse with francine lacqua. we continue our coverage of donald trump's move to impose tariffs on canada, mexico and china as businesses and investors brace for the fallout. stay with us. this is bloomberg. >> after weeks of threats, a north american trade war has a ruptured, president trump warning the world that tariffs were coming and now their impact is reverberating. it is the most extensive active protectionism taken by a president and almost a century and swings a wrecking ball between the alliance. let's discuss the implications with brenda. thank you for taking the time. what is the impact on the global economy and supply chains from these actions? >> it will be another shock to the system after a number of them over the past several years from covid to the attacks in the red sea to the war in ukraine. one by one, these shock