COVER STORY this issue: Putin’s Wealthiest Operatives.  To understand how Russia penetrated the 2016 campaign, look to the oligarchs. The message from Moscow Paul Manafort at a crucial moment in the U.S. presidential race, just as he was about to secure the official Republican nomination for his client, Donald Trump…  To understand the world we live in, read TIME.

Meet Jair Bolsonaro. He stands for law and order, traditional family values and nostalgia for an era when a murderous authoritarian regime ran Brazil. In October, voters might make him President. How did Brazil come to this? On the wall of Jair Bolsonaro’s office in a modernist annex of Brazil’s Congress hang five faded black-and-white portraits. They are memoirs of a time many Brazillians would prefer to forget, when military generals ruled the country from 1964 until 1985 and the cost of insurrection was kidnap,  …

Scientists are developing new ways to treat disease with cells, not drugs. When Nichelle Obar learned she was pregnant with her second child last year, she never expected that her pregnancy, or her baby, would make a story. But when the 40-year-old food-and-beverage coordinator from Hawaii and her fiance Christopher Constantino went to their 18-week ultrasound, they learned something was wrong. The heart was larger than it should have been, and there was evidence that fluid was starting to build up around the organ as well. Both were signs that the fetus was working extra hard to…