The illegal immigrant charged with killing an “America’s Next Top Model” contestant was only in the U.S. because President Obama had granted him amnesty under the 2012 policy for so-called Dreamers, two senators revealed Friday afternoon. Emmanuel Jesus Rangel-Hernandez was first arrested on drug charges and was set to go before an immigration judge, but he had his deportation case closed after he was granted amnesty, or “deferred action,” in late 2013, according to documents Sens. Charles E. Grassley and Tom Tillis released. The young man has now been charged with three counts of murder stemming from the February slaying...