The president’s comments follow his statements Friday when he raised the idea of using the Guard in Chicago, as he previously did in Los Angeles and currently is doing in Washington, D.C.

Illinois Gov. JB Pritzker is set to speak in response to reports that the Trump administration is considering sending the National Guard to Chicago, which Pritzker has called "uncoordinated, uncalled for,

The intrigue: Former Mayor Rahm Emanuel argued on CNN Sunday that Trump's deployment threat isn't about crime, but about supporting anti-immigration efforts in sanctuary cities. In Chicago, a city ordinance prohibits local police from supporting federal immigration operations.