The killing of two U.S citizens by federal immigration agents has seen mass protests in Minneapolis. As the political pressure mounts, Trump’s standing on immigration, previously one of his strongest issues, appears to be slipping. Fox News polling shows voters are not happy about Trump's immigration agenda. Fox NewsA Fox News poll, conducted January 23-26, found that 59 percent of registered voters believe ICE has been too heavy-handed—up 10 points from July of last year. But the Fox poll is not the only survey to have shown Trump down on immigration recently.