richard hosp, president of the council on foreign relations, and the former official at the white house, the state department, and the pentagon. richard, it's always an honor to talk to you, but i just wanna get some straight talk from one of the smartest people in world affairs. i know are we at the end of one chapter of american engagement in the world and the beginning of another chapter? what are your thoughts? short answers. yes. in par for reasons that are not directly about america, but simply about the world. there's 2 things that are going on that delineate this moment. steve. one is the re emergence of intense, great power rivalry. many thought that had been put to bed with the end of the cold war. now the united states science itself, dealing with, with russia, with china, and with 2 hostile, medium powers, north korea, and iran. and then secondly, we live in an age that before the centuries out, could ultimately come to be defined by these global challenges. we're just at the, hopefully the tail end of infectious disease and that, but climate change, obviously it is happenin