see more

WASHINGTON, UNITED STATES - APRIL 18: Texas Attorney General Kenneth Paxton speaks to members of the media as Texas Solicitor General Scott Keller (R) listens in front of the U.S. Supreme Court April 18, 2016 in Washington, DC. The Supreme Court heard oral arguments in the case of United States v. Texas, which is challenging President Obama's 2014 executive actions on immigration - the Deferred Action for Children Arrivals (DACA) and Deferred Action for Parents of American and Lawful Permanent Residents (DAPA) programs. (Photo by Alex Wong/Getty Images)

WASHINGTON, UNITED STATES - APRIL 18:  Texas Attorney General Kenneth Paxton speaks to members of the media as Texas Solicitor General Scott Keller (R) listens in front of the U.S. Supreme Court April 18, 2016 in Washington, DC. The Supreme Court heard oral arguments in the case of United States v. Texas, which is challenging President Obama's 2014 executive actions on immigration - the Deferred Action for Children Arrivals (DACA) and Deferred Action for Parents of American and Lawful Permanent Residents (DAPA) programs.  (Photo by Alex Wong/Getty Images)