After President Donald Trump discontinued his much-criticized policy of separating minors who illegally cross the border with their parents, the administration announced families would once again be detained together in U.S. custody before being released. But the centers for detaining migrant families have faced longstanding criticism, and are not new under the Trump administration. Prior administrations, including that of President Barack Obama, also housed children and parents together in detention centers. Angelina Marquez fled death threats…