 Outside the offices, we became very good friends. We would spend a lot of time just exploring Moscow, playing football together, skiing in the winters. We traveled around Russia. We did road trips around the country. Sauer says that since Gershkovich's arrest, they've become even closer. They communicate through letters, and although those letters are censored, Sauer updates Gershkovich on his life, gossip, and sports, while Gershkovich tells him about the books he's reading and his experience in Russian jail.