The week in politics

Updated 10:29 PM ET, Mon April 25, 2016
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Democratic presidential candidate Hillary Clinton greets supporters at a Philadelphia campaign stop on Wednesday, April 20. Matt Rourke/AP
Republican presidential candidate Ted Cruz pauses as he speaks during a rally at the Weinberg Center for the Arts in Maryland on Thursday, April 21. Patrick Semansky/AP
U.S. Secretary of State John Kerry at the signature ceremony for the Paris Agreement at the United Nations General Assembly Hall on Friday, April 22. Leaders from at least 175 countries came to New York to sign the international treaty that aims to limit global warming to well below 2 degrees Celsius. Kerry is holding his granddaughter, Isabelle Dobbs-Higginson. TIMOTHY A. CLARY/AFP/Getty Images
Democratic presidential candidate Bernie Sanders speaks during a campaign rally Monday, April 18, in Queens, New York. Mary Altaffer/AP
Republican presidential candidate Donald Trump and his wife, Melania Trump, appear on the NBC "Today" television program, in New York on Thursday, April 21. During the program Trump said he would change the Republican Party platform's position on abortion to include exceptions for rape, incest and the life of the mother. Richard Drew/AP
President Barack Obama and British Prime Minister David Cameron wave from the steps of 10 Downing Street, London, before a meeting Friday, April, 22. Obama urged British voters to remain in the European Union, arguing that a British departure from the alliance would not just be bad for the United Kingdom, but would run contrary to the national interests of the United States, threatening stability and prosperity in the Western world at a time of turmoil. Kirsty Wigglesworth/AP
Republican presidential candidate Gov. John Kasich puts on a pair of boxing gloves given to him by a supporter during a campaign town hall meeting on Tuesday, April 19, in Maryland. Chip Somodevilla/Getty Images
A couple check their documents before they cast their votes at a polling station in Brooklyn, New York, during the New York presidential primary on Tuesday, April 19. KENA BETANCUR/AFP/Getty Images
Security removes protesters as Republican presidential candidate Donald Trump speaks during a campaign stop at the First Niagara Center on Monday, April 18, in Buffalo, New York. John Minchillo/AP
Supreme Court nominee Merrick Garland arrives in the office of Sen. Tim Kaine before a meeting in the Russell Senate Office Building on Capitol Hill on Thursday, April 21. President Barack Obama nominated Garland to replace Associate Justice Antonin Scalia, who passed away earlier this year. Chip Somodevilla/Getty Images
People in support of President Barack Obama's executive action on immigration leave the Supreme Court of the United States hand in hand on Monday, April 18, in Washington. Monday the court heard a case that centers on President Obama's immigration policy that would prevent many people from being deported. Matt McClain/The Washington Post/Getty Images
President Barack Obama and his wife, first lady Michelle Obama, are greeted by Britain's Queen Elizabeth II and Prince Phillip after landing by helicopter at Windsor Castle for a private lunch in Windsor, England, on Friday, April, 22 Alastair Grant/AP