Boston Calling

Did Donald Trump commit treason in Helsinki? Legal experts weigh in on the “T” word. Also: we learn all about Russia’s GRU, the country’s largest military intelligence agency; we remember Malaysia Airlines flight MH17 four years after it was shot down over eastern Ukraine; we meet Crimean families who have been displaced after Russia’s annexation of the peninsula; and finally Alina Simone, a Russian immigrant living in New York, explains why she has given up on teaching her daughter Russian. (Image: US President Donald Trump and Russia's President Vladimir Putin attend a joint press conference in Helsinki. Credit: Getty Images)