Christians protect Muslims during prayer in the midst of the uprisings in Cairo, Egypt, in 2011.
A Russian war veteran kneels beside the tank he spent the war in, now a monument.Â
Retired Philadelphia Police Captain Ray Lewis is arrested for participating in the Occupy Wall Street protests in 2011.
A monk prays for an elderly man who had died suddenly while waiting for a train in Shanxi Taiyuan, China.
A dog named "Leao" sits for a second consecutive day at the grave of her owner, who died in the disastrous landslides near Rio de Janiero on January 15, 2011.
Jewish prisoners at the moment of their liberation from an internment camp "death train" near the Elbe in 1945.
John F. Kennedy Jr. salutes his father’s coffin along with the honor guard.
A North Korean man waves his hand as a South Korean relative weeps, following a luncheon meeting during inter-Korean temporary family reunions at Mount Kumgang resort October 31, 2010. Four hundred and thirty-six South Koreans were allowed to spend three days in North Korea to meet their 97 North Korean relatives, whom they had been separated from since the 1950-53 war.
A mother comforts her son in Concord, Alabama, near his house which was completely destroyed by a tornado in April of 2011.
Phyllis Siegel, 76, left, and Connie Kopelov, 84, both of New York, embrace after becoming the first same-sex couple to get married at the Manhattan City Clerk’s office in 2011.
A firefighter gives water to a koala during the devastatingÂ Black Saturday bushfiresÂ that burned across Victoria, Australia, in 2009.
Robert Peraza pauses at his son’s name on the 9/11 Memorial during the tenth anniversary ceremonies at the site of the World Trade Center.
Terri Gurrola is reunited with her daughter after serving in Iraq for 7 months.
Harold Whittles hears for the first time ever after a doctor places an earpiece in his left ear.
Helen Fisher kisses the hearse carrying the body of her 20-year-old cousin, Private Douglas Halliday, as he and six other fallen soldiers are brought through the town of Wootton Bassett in England.
Greg Cook hugs his dog Coco after finding her inside his destroyed home in Alabama following the Tornado in March, 2012.
A Romanian child hands a heart-shaped balloon to riot police during protests against austerity measures in Bucharest.
Tanisha Blevin, 5, holds the hand of fellow Hurricane Katrina victim Nita LaGarde, 105, as they are evacuated from the convention center in New Orleans.
Sisters pose for the same photo three separate times, years apart.