Afghan children play on the roadside in Kabul, Afghanistan. November 11, 2012 © Daniel Berehulak/Getty Images

Afghan children play on the roadside in Kabul, Afghanistan. November 11, 2012 © Daniel Berehulak/Getty Images

  Naga sadhus bathe on the banks of Sangam, the confluence of the holy Ganges and Yamuna rivers during the auspicious bathing day of Makar Sankranti, the start of the Maha Kumbh Mela in Allahbad, India. January 14, 2013 © Daniel Berehulak/Getty Images

Naga sadhus bathe on the banks of Sangam, the confluence of the holy Ganges and Yamuna rivers during the auspicious bathing day of Makar Sankranti, the start of the Maha Kumbh Mela in Allahbad, India. January 14, 2013 © Daniel Berehulak/Getty Images

  Bismillah Gul, 12, suffering from poliomyelitis waits for his father Masta Gul, after having traveled from Khost province to get treatment at the International Committee of the Red Cross (ICRC) orthopedic center in Kabul, Afghanistan. November 19, 2012 © Daniel Berehulak/Getty Images

Bismillah Gul, 12, suffering from poliomyelitis waits for his father Masta Gul, after having traveled from Khost province to get treatment at the International Committee of the Red Cross (ICRC) orthopedic center in Kabul, Afghanistan. November 19, 2012 © Daniel Berehulak/Getty Images

  Supporters gather to listen to Afghan presidential candidate and former foreign minister Dr Abdullah Abdullah in his heartland province of Takhar in the village of Hoja Bahauddin near Taloqan, Afghanistan. On the second to last day of campaigning, Dr Abdullah visited his heartland province of Takhar, where over ten thousand supporters attended his rallies. August 9, 2009 © Daniel Berehulak/Getty Images

Supporters gather to listen to Afghan presidential candidate and former foreign minister Dr Abdullah Abdullah in his heartland province of Takhar in the village of Hoja Bahauddin near Taloqan, Afghanistan. On the second to last day of campaigning, Dr Abdullah visited his heartland province of Takhar, where over ten thousand supporters attended his rallies. August 9, 2009 © Daniel Berehulak/Getty Images

  A supporter of the Muslim Brotherhood overcome by emotion is carried onto the stage as Egyptians celebrate the election of their new president Mohamed Morsi in Tahrir Square in Cairo, Egypt. June 24, 2012   © Daniel Berehulak/Getty Images

A supporter of the Muslim Brotherhood overcome by emotion is carried onto the stage as Egyptians celebrate the election of their new president Mohamed Morsi in Tahrir Square in Cairo, Egypt. June 24, 2012   © Daniel Berehulak/Getty Images

  A man bound in chains chants anti-Shafiq slogans as other Egyptian supporters of the Muslim Brotherhood celebrate a premature victory for their presidential candidate Mohamed Morsi in Cairo, Egypt. June 18, 2012 © Daniel Berehulak/Getty Images

A man bound in chains chants anti-Shafiq slogans as other Egyptian supporters of the Muslim Brotherhood celebrate a premature victory for their presidential candidate Mohamed Morsi in Cairo, Egypt. June 18, 2012 © Daniel Berehulak/Getty Images

  An Egyptian woman types on her laptop prior to the start of a demonstration opposing president Mohammed Morsi at the Presidential Palace in Cairo, Egypt. December 18, 2012  © Daniel Berehulak/Getty Images

An Egyptian woman types on her laptop prior to the start of a demonstration opposing president Mohammed Morsi at the Presidential Palace in Cairo, Egypt. December 18, 2012  © Daniel Berehulak/Getty Images

  Flood victims scramble for food rations as they battle the downwash from a Pakistan Army helicopter during relief operations in the village of Goza in Dadu district in Sindh province, Pakistan. September 13, 2010 © Daniel Berehulak/Getty Images

Flood victims scramble for food rations as they battle the downwash from a Pakistan Army helicopter during relief operations in the village of Goza in Dadu district in Sindh province, Pakistan. September 13, 2010 © Daniel Berehulak/Getty Images

  Chairs are strewn in a classroom of the Kadonowaki Elementary School in Ishinomaki, Japan. As the one-year anniversary approaches, the areas most affected by an earthquake and subsequent tsunami that left 15,848 dead and 3,305 missing, according to Japan's National Police Agency, continue to struggle.  March 2, 2012 © Daniel Berehulak/Getty Images

Chairs are strewn in a classroom of the Kadonowaki Elementary School in Ishinomaki, Japan. As the one-year anniversary approaches, the areas most affected by an earthquake and subsequent tsunami that left 15,848 dead and 3,305 missing, according to Japan's National Police Agency, continue to struggle.  March 2, 2012 © Daniel Berehulak/Getty Images

  People walk down a stretch of road in a neighborhood ravaged by last year's tsunami in Ishinomaki, Japan. March 2, 2012 © Daniel Berehulak/Getty Images

People walk down a stretch of road in a neighborhood ravaged by last year's tsunami in Ishinomaki, Japan. March 2, 2012 © Daniel Berehulak/Getty Images

  A fishing boat, dragged in-land during last year's tsunami, sits on the ground in Kesennuma, Japan. March 06, 2012 © Daniel Berehulak/Getty Images

A fishing boat, dragged in-land during last year's tsunami, sits on the ground in Kesennuma, Japan. March 06, 2012 © Daniel Berehulak/Getty Images

  A young girl, internally displaced due to the Pakistan Army's offensive against the Taliban in Swat, looks on as her brother puts a block of ice in her mouth at the Chota Lahore relief camp in Swabi, Pakistan. May 20, 2009 © Daniel Berehulak/Getty Images

A young girl, internally displaced due to the Pakistan Army's offensive against the Taliban in Swat, looks on as her brother puts a block of ice in her mouth at the Chota Lahore relief camp in Swabi, Pakistan. May 20, 2009 © Daniel Berehulak/Getty Images

  Sweety Sweety, 4, an Ebola orphan in the bedroom that she shares with another orphan, at an Interim Care Centre (ICC) in Port Loco, Sierra Leone. December 06, 2014 © Daniel Berehulak for The New York Times

Sweety Sweety, 4, an Ebola orphan in the bedroom that she shares with another orphan, at an Interim Care Centre (ICC) in Port Loco, Sierra Leone. December 06, 2014 © Daniel Berehulak for The New York Times

  Residents of West Point, voice their grievances of lack of basic necessities to a member of the entourage of the Liberian President, Ellen Johnson Sirleaf, as they hand out money to residents, during the presidents visit to the quarantined neighborhood of West Point in Monrovia, Liberia. August 25, 2014 © Daniel Berehulak for The New York Times

Residents of West Point, voice their grievances of lack of basic necessities to a member of the entourage of the Liberian President, Ellen Johnson Sirleaf, as they hand out money to residents, during the presidents visit to the quarantined neighborhood of West Point in Monrovia, Liberia. August 25, 2014 © Daniel Berehulak for The New York Times

  Members of a Liberian Red Cross burial team, under contract from the Liberian Ministry of Health, remove the body of a suspected Ebola victim Lorpu David, 30 in the Gurley street community in central Monrovia, Liberia. September 18, 2014 © Daniel Berehulak for The New York Times

Members of a Liberian Red Cross burial team, under contract from the Liberian Ministry of Health, remove the body of a suspected Ebola victim Lorpu David, 30 in the Gurley street community in central Monrovia, Liberia. September 18, 2014 © Daniel Berehulak for The New York Times

  A Liberian Red Cross burial team wearing protective clothing retrieve the body of Edwina Doryen, 24, who tested positive for Ebola and died in the Ebola isolation ward, a closed down school, in the Westpoint neighborhood in Monrovia, Liberia. August 28, 2014  © Daniel Berehulak for The New York Times

A Liberian Red Cross burial team wearing protective clothing retrieve the body of Edwina Doryen, 24, who tested positive for Ebola and died in the Ebola isolation ward, a closed down school, in the Westpoint neighborhood in Monrovia, Liberia. August 28, 2014  © Daniel Berehulak for The New York Times

  Eric Gweah, 25, grieves as he watches members of a Red Cross burial team carry the body of his father, Ofori Gweah, 62, a suspected Ebola victim, in a riverside area called Rock Spring Valley in central Monrovia, Liberia. September 18, 2014 © Daniel Berehulak for The New York Times

Eric Gweah, 25, grieves as he watches members of a Red Cross burial team carry the body of his father, Ofori Gweah, 62, a suspected Ebola victim, in a riverside area called Rock Spring Valley in central Monrovia, Liberia. September 18, 2014 © Daniel Berehulak for The New York Times

  A burial team transfer Ballah Kollie, 20, who lost his fight against Ebola yesterday, into his resting place in a graveyard adjacent to the Bong County Ebola Treatment Unit in Suakoko near Gbarnga in Bong County, Liberia. October 6, 2014 © Daniel Berehulak for The New York Times

A burial team transfer Ballah Kollie, 20, who lost his fight against Ebola yesterday, into his resting place in a graveyard adjacent to the Bong County Ebola Treatment Unit in Suakoko near Gbarnga in Bong County, Liberia. October 6, 2014 © Daniel Berehulak for The New York Times

  J. Sam T. G. Siakor, 30, water, sanitation and hygiene supervisor. October 2014 © Daniel Berehulak for The New York Times

J. Sam T. G. Siakor, 30, water, sanitation and hygiene supervisor. October 2014 © Daniel Berehulak for The New York Times

  Steven Hatch, 45, physician from Boston. At home, Dr. Hatch is an infectious-disease specialist in Worcester, Mass., and the father of 13-year-old twins. October, 2014 © Daniel Berehulak for The New York Times

Steven Hatch, 45, physician from Boston. At home, Dr. Hatch is an infectious-disease specialist in Worcester, Mass., and the father of 13-year-old twins. October, 2014 © Daniel Berehulak for The New York Times