Donald Trump has only been in office for a little more than one day and the state of California and the city of San Francisco are already suing him.

This first lawsuit is to challenge his executive order ending birthright citizenship for babies born to undocumented immigrants, even some whose mothers are here legally.

For more, KCBS Radio news anchors Patti Reising and Bret Burkhart spoke with KCBS political reporter Doug Sovern.