Well, things in the United States, like when the U.S. uses section 232 to raise tariffs on steel and aluminum, and when the President of the United States or others threaten to not ship goods to our trading partners.... Whenever something emerges—whether it's a non-tariff barrier or an actual tariff—that doesn't allow us to work together the way we mean to work together, those are the kinds of entanglements that make it inefficient and expensive and, when you think about a pandemic, actually could cause lives to be lost.
On May 26th, 2020. See this statement in context.