Sonia Sotomayor a Supreme Court seat. New York Senators Charles Schumer and Kirsten Gillibrand wrote a joint letter to Obama urging him to appoint Sotomayor, or alternatively Interior Secretary Ken Salazar, to the Supreme Court if a vacancy should arise during his term.<ref name="Schumer/Gillibrand"></ref> The White House first contacted Sotomayor on April 27, 2009, about the possibility of her nomination. On April 30, 2009, Justice David Souter's retirement plans leaked to the media, and Sotomayor received early attention as a possible nominee for Souter's seat to be vacated in June 2009. On May 25, Obama informed Sotomayor of his choice; she later
Sonia Sotomayor if some states decided not to impose an insurance requirement that the federal government would be without power to legislate and require every individual to buy car insurance?" For Toobin, this distinction drawn by Sotomayor was the heart of the argument for the case in which she was part of the prevailing majority opinion. In another high-profile June 2012 decision at the end of her third term, Sotomayor was part of a 5–3 majority in "Arizona v. United States" that struck down several aspects of the Arizona SB 1070 anti-illegal immigration law. The "Arizona" case was decided as a compromise