WASHINGTON, DC - JUNE 23: US President Barack Obama talks about today's Supreme Court ruling, at the White House June 23, 2016 in Washington, DC. The high court today announced that it was evenly divided in a case concerning President Barack Obama's controversial executive actions on immigration. (Photo by Mark Wilson/Getty Images)

US President Barack Obama speaks about the Supreme Court rulings on affirmative action and immigration in the Brady Press Briefing Room at the White House in Washington, DC, June 23, 2016. Obama on Thursday condemned the Supreme Court's ruling blocking his bid to change immigration policy as "heartbreaking" and urged Americans not to fear the millions of people who want to make their lives in the United States. / AFP PHOTO / SAUL LOEBSAUL LOEB/AFP/Getty Images

US President Barack Obama speaks about the Supreme Court rulings on affirmative action and immigration in the Brady Press Briefing Room at the White House in Washington, DC, June 23, 2016. Obama on Thursday condemned the Supreme Court's ruling blocking his bid to change immigration policy as "heartbreaking" and urged Americans not to fear the millions of people who want to make their lives in the United States. / AFP PHOTO / SAUL LOEBSAUL LOEB/AFP/Getty Images

US President Barack Obama speaks about the Supreme Court rulings on affirmative action and immigration in the Brady Press Briefing Room at the White House in Washington, DC, June 23, 2016. Obama on Thursday condemned the Supreme Court's ruling blocking his bid to change immigration policy as "heartbreaking" and urged Americans not to fear the millions of people who want to make their lives in the United States. / AFP PHOTO / SAUL LOEBSAUL LOEB/AFP/Getty Images

WASHINGTON, DC - JUNE 23: U.S. Speaker of the House Paul Ryan (R-WI) holds up fundraising literature produced by House Democrats during a press conference at the U.S. Capitol June 23, 2016 in Washington, DC. Ryan addressed the continuing sit-in on the floor of the House of Representatives by members of the House Democratic caucus during his remarks. (Photo by Win McNamee/Getty Images)

WASHINGTON, DC - JUNE 23: US President Barack Obama talks about today's Supreme Court ruling, at the White House June 23, 2016 in Washington, DC. The high court today announced that it was evenly divided in a case concerning President Barack Obama's controversial executive actions on immigration. (Photo by Mark Wilson/Getty Images)

WASHINGTON, DC - JUNE 23: US President Barack Obama talks about today's Supreme Court ruling, at the White House June 23, 2016 in Washington, DC. The high court today announced that it was evenly divided in a case concerning President Barack Obama's controversial executive actions on immigration. (Photo by Mark Wilson/Getty Images)

WASHINGTON, DC - JUNE 23: US President Barack Obama walks away after talking about today's Supreme Court ruling, at the White House June 23, 2016 in Washington, DC. The high court today announced that it was evenly divided in a case concerning President Barack Obama's controversial executive actions on immigration. (Photo by Mark Wilson/Getty Images)