For years, US foreign policy has relied heavily on sanctioning countries to get the Trump administration’s desired outcome. But can America’s inflexibility end up breaking decades-long ties with important allies? And how might the poisoning of a Russian opposition figure shake up the fight?POLITICO’s Ben Lefebvre, on how the aggressive push to keep Nord Stream 2 from happening could end up hurting transatlantic relations with the European Union. Anthony Adragna is an energy reporter for POLITICO and host of POLITICO Energy. Ben Lefebvre    is an energy reporter for POLITICO. Carlos Prieto is a Politico podcast producer.Jenny Ament is the senior producer of POLITICO audio.Irene Noguchi is the executive producer of POLITICO audio. Learn more about your ad choices. Visit megaphone.fm/adchoices