MEXICO CITY (OSV News) -- A fire in a Mexican immigration detention center has claimed the lives of at least 38 migrants, who appeared to be abandoned by guards as flames engulfed their locked cells, according to a leaked video from the facility near the U.S. border in Ciudad Juárez. The tragedy provoked sorrow and outrage from Catholic leaders and laity working on migration matters in the United States, Mexico and across Central America, along with calls for a rethinking of immigration policy