A selection of photos from the U.S. and the world from the Associated Press and Getty Images.
Crystal, a golden retriever, dashes through the snow as she gets away from Danielle Reid, who was walking dogs with her mom, at Revere Beach in Revere, Mass., Monday, Jan. 26, 2015. (AP Photo/Charles Krupa)
People look out from office building windows as snow falls in downtown Philadelphia, Monday, Jan. 26, 2015. (AP Photo/Michael R. Sisak)
Denise Young, of Lynnfield, Mass., a nursing supervisor at Massachusetts General Hospital, adjusts her hood while walking to work, early Tuesday, Jan. 27, 2015, in Boston. New England is bracing for a blizzard threatening heavy snow, hurricane-force winds, and coastal flooding. (AP Photo/Steven Senne)
Flowers lie on a concrete slab of the Holocaust Memorial to mark the International Holocaust Remembrance Day and commemorating the 70th anniversary of the liberation of the Nazi Auschwitz death camp in Berlin, Tuesday, Jan. 27, 2015. (AP Photo/Markus Schreiber)
Holocaust survivor Mordechai Ronen (C) from the US is comforted by his son as he is overcome by emotion standing next to President of the World Jewish Congress Ronald Lauder (2nd R) as he arrives at the former Auschwitz concentration camp in Oswiecim on January 26, 2015. Ronen who was 11 years old when he arrived at the Nazi death camp lost his mother and sister there. ODD ANDERSEN/AFP/Getty Images
Auschwitz survivor Miroslaw Celka walks out the gate with the sign saying “Work makes you free” after paying tribute to fallen comrades at the “death wall” execution spot in the former Auschwitz concentration camp in Oswiecim, Poland, on the 70th anniversary of the liberation of the Nazi death camp on January 27, 2015. ODD ANDERSEN/AFP/Getty Images
Holocaust survivors greet each others as they arrive to pay tribute to fallen comrades in the former Auschwitz concentration camp. JANEK SKARZYNSKI/AFP/Getty Images
A wall with historic photos is pictured at the memorial site of the former Nazi concentration camp Auschwitz-Birkenau in Oswiecim, Poland, on January 25, 2015. JOEL SAGET/AFP/Getty Images
Children walk beside a river filled with garbage in Manila on January 27, 2015. AFP PHOTO / NOEL CELISNOEL CELIS/AFP/Getty Images
People walk with umbrellas as they arrive to attend Christian Dior 2015 Haute Couture Spring-Summer collection fashion show on January 26, 2015 in Paris. PATRICK KOVARIK/AFP/Getty Images
Pakistani teachers handle various firearms during a weapons training session for school, college and university teachers at a police training centre in Peshawar on January 27, 2015. A Majeed/AFP/Getty Images
Palestinian children play on January 27, 2015 next to buildings destroyed during last year’s 50-day war between Israel and Hamas-led militants, in Gaza City’s al-Shejaiya neighborhood. MOHAMMED ABED/AFP/Getty Images
A winter river-crossing attack drill of the armored infantry sub-units of the motorized strike group in the western sector of the front of the Korean People’s Army (KPA) at undisclosed place in North Korea. AFP PHOTO / KCNA via KNS
Russia’s Maria Sharapova celebrates after victory in her women’s singles match against Canada’s Eugenie Bouchard on day nine of the 2015 Australian Open tennis tournament in Melbourne on January 27, 2015. PAUL CROCK/AFP/Getty Images
US President Barack Obama (L) and First Lady Michelle Obama gesture as they board Air Force One prior to departing from Air Force Station Palam in New Delhi on January 27, 2015. PRAKASH SINGH/AFP/Getty Images