Supreme Court Justice Amy Coney Barrett pressed the Trump administration on how efforts to end birthright citizenship would work in practice, highlighting potential legal and logistical complications during oral arguments. 'Messy' policy By: MEGA Barrett questioned Solicitor General D. John Sauer about how the policy would apply in complex cases, raising concerns about how citizenship could be determined when key facts are unclear. "OK, let's talk about its applications. So there are some - I can imagine it being messy on some applications.