'Loveless' takes a deep dive into how dispiriting the unraveling of family can be

There is a moment in Andrey Zvyagintsev’s “Loveless” where a boy, Alyosha (Matvey Novikov), tries to keep quiet hiding behind a door as he sobs over the argument his parents are having in the other room. It’s a striking image that captures the pain children often experience during a divorce no...