Vitali Shkliarov, a dual Belarusian American citizen who worked on the presidential campaigns of Barack Obama and Bernie Sanders, sits in a Moscow cafe in 2017. Jailed since late July, Shkliarov is “a hostage” in Belarusian President Alexander Lukashenko’s efforts to portray the uprising against his regime as a Western-backed plot, Shkliarov’s lawyer tells NPR.