EXCLUSIVE: A Biden-era decision could potentially keep a convicted murderer from being deported from the United States, at least while a key legal battle plays out in court. Fox News rode along with Immigration and Customs Enforcement and Homeland Security Investigations in Los Angeles, the center of recent anti-ICE civil unrest, and the agency arrested Salvadoran national Alexander Alfredo Palacios Guevara, who not only has the murder conviction, but also two counts of attempted murder dating back to 1994, an HSI source said. The man told Fox News, "I have CAT, I have CAT," which turned out to be a...