Opinion: Why Putin wants to keep Navalny locked up

With Alexei Navalny back in Russia five months after surviving a poisoning with the nerve agent Novichok, his courageous return presented Russian President Vladimir Putin -- who Navalny believes ordered his killing -- with two choices: allow the high-profile activist to continue to be a thorn in his side or lock him up in the hopes that he fades into obscurity. […]