Refugees and migrants, most of them Afghans, are pushed by police officers as they block the entrance of the refugee camp at the disused Hellenikon airport, in Athens, Greece, Feb. 6, 2017.
Syrian Mahmoud Al-Khatib, a fighter from the Jaish al-Islam (Islam Army), the foremost rebel group in Damascus province which fiercely opposes both the Syrian regime and the Islamic State group, holds a position inside a building on the frontline in the town of Bilaliyah, east of the capital Damascus, on Feb. 4, 2017.
Amer Almohibany/AFP/Getty Images
An Afghan man herds sheep on a snow-covered path after the first snowfall of the season in Kandahar, Afghanistan, Feb. 4, 2017. Afghanistan is experiencing harsh winters with temperatures falling well below freezing in many parts of the country.
Volunteers register local residents for humanitarian assistance inside a school on Feb. 3, 2017 in Avdiivka, Ukraine. The conflict with Russia-backed rebels has intensified dramatically since the weekend, leaving the frontline town without water or electricity.
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Baraa Haj Khalaf, left, gets a kiss from her mother, Fattuom Bakir, after arriving at O'Hare International Airport, in Chicago, on Feb. 7, 2017. Baraa and Abduljmajeed Haj Khalaf and their daughter, who were told last week they couldn't fly to Chicago because of President Donald Trump's executive order on refugees, made it to their new home.
Nuccio DiNuzzo/Chicago Tribune via AP Photo
Rami, a white rhinoceros male calf, born about a week ago, stands next to his mother, Rihanna, at the Ramat Gan Safari Zoo, near Tel Aviv, Israel, Feb. 6, 2017.
Raquel Barbosa, right, and her mother Maria Jose pose with twins Heloisa and Heloa, both 10 months old and both born with microcephaly, in Areia, Paraiba state, Brazil, Feb. 8, 2017.
A young mourner reaches to place his hand on one of the caskets during funeral services for three of the victims of the deadly shooting at the Quebec Islamic Cultural Center in Quebec City, Quebec, Feb. 3, 2017.
Holding a transcript of her speech in the Senate Chamber, Sen. Elizabeth Warren of Massachusetts reacts to being rebuked by the Senate leadership and accused of impugning a fellow senator, Attorney General-designate, Sen. Jeff Sessions, on Feb. 8, 2017, in Washington. Warren was barred from saying anything more on the Senate floor about Sessions after she quoted from an old letter from Coretta Scott King, Martin Luther King Jr.'s widow, about Sessions.
J. Scott Applewhite/AP Photo
A teenage girl of the Long Horn Miao ethnic group has makeup applied as she and others wear headdresses to celebrate the Tiaohua, or Flower Festival as part of the Lunar New Year, Feb. 6, 2017, in southern China.
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Prince William, background center, Kate, the Duchess of Cambridge, background right, and Prince Harry take part in a relay race, during a training event to promote the charity Heads Together, at the Queen Elizabeth II Park in London, Feb. 5, 2017.
Alastair Grant/AP Photo
Tom Brady, #12 of the New England Patriots, holds the Vince Lombardi Trophy after defeating the Atlanta Falcons 34-28 in overtime during Super Bowl 51 at NRG Stadium, Feb. 5, 2017, in Houston.
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Ethnic Yemenis and supporters protest against President Donald Trump's executive order temporarily denying entry into the U.S. to refugees and people from seven Muslim-majority countries, including Yemen, Feb. 2, 2017, in Brooklyn.
Spencer Platt/Getty Images
President Donald Trump spoke with journalists from the White house travel pool on Air Force One during his flight to Palm Beach, Florida, Feb. 3, 2017.
Men carried a shrine over a bonfire, which signifies a wish for good luck during a traditional Chinese Lunar New Year celebration in Jieyang, Guangdong province, China, Feb. 2, 2017.
Israeli police use water cannons to disperse Ultra-Orthodox Jewish demonstrators during a protest against the army recruitment in Jerusalem, Feb. 9, 2017.
Daranic Davis stands with her daughter Shawnica Allen in front of a gas station after three tornadoes ripped through New Orleans, Feb. 2, 2017.
Lady Gaga performs during the Pepsi Zero Sugar Super Bowl 51 halftime show at NRG Stadium, Feb. 5, 2017, in Houston.
Gregory Shamus/Getty Images