A federal judge questions the Trump administration on implementation plans for controversial birthright citizenship executive order as advocacy groups file class action lawsuits in response.

President Donald Trump's administration will not deport children deemed ineligible for U.S. citizenship until his executive order curtailing birthright citizenship takes effect on July 27, a government lawyer said on Monday after being pressed by two federal judges.

Constitutional scholars are split, but a new Supreme Court ruling could clear the path for a definitive decision on Trump's executive order. President Donald Trump has a solid group of constitutional scholars in his corner ready to back his birthright citizenship ban,