Trump’s executive order, signed in January, seeks to deny citizenship to children who are born to people who are living in the U.S. illegally or temporarily. It is part of the hard-line immigration agenda of the president, who has called birthright citizenship a “magnet for illegal immigration.”

Ellen Degeneres is showing her support for Rosie O’Donnell after she responded to President Donald Trump’s post that he was “giving serious consideration” to revoking O’Donnell’s US citizenship.

The ACLU filed the lawsuit on behalf of a pregnant immigrant, undocumented parents, and their U.S.-born children.