by ProPublica, The Texas Tribune, Alianza Rebelde Investiga and Cazadores de Fake News ProPublica is a nonprofit newsroom that investigates abuses of power. Sign up to receive our biggest stories as soon as they're published. On March 15, President Donald Trump's administration sent more than 230 Venezuelan immigrants to a maximum-security prison in El Salvador. Without providing evidence, Trump has called the men some of the most violent savages on the face of the Earth."Last week, the men were released as suddenly as they'd been taken away. Now, the truth of all their stories - one by one - will begin to be told.Starting here.We've compiled a first-of-its-kind, case-by-case accounting of 238 Venezuelan men who were held in El Salvador. ProPublica, The Texas Tribune and a team of Venezuelan journalists from Alianza Rebelde Investiga (Rebel Alliance Investigates) and Cazadores de Fake News (Fake News Hunters) spent the past four months reporting on the men's lives and their backgrounds. We obtained government data that included whether they had been convicted of crimes in the U.S. or had pending charges. We found most were listed solely as having immigration violations. We also conducted interviews with relatives of more than 100 of the men; reviewed thousands of pages of court records from the U.S. and South America; and analyzed federal immigration court data.Some of our findings: