Standing amid a throng of fellow protesters outside th Thursday morning, Young Woon Han was worried about his future son or daughter.

The Supreme Court on Thursday seemed open to lifting a series of nationwide orders blocking President Donald Trump from enforcing his birthright citizenship policy even as several of the justices wrestled with the practical implications of allowing the government to deny citizenship to people born in the US.

FOX News contributor and GWU law professor Jonathan Turley reacts to the Supreme Court taking on the birthright citizenship case. MARTHA MACCALLUM, FOX NEWS: So the discussions that have gone on in the Supreme Court today,