A police officer evacuates a shoeless man holding a child as members of law enforcement conduct a search April 19 in Watertown, Mass., for a suspect in the Boston Marathon bombings. The two suspects in the Boston 2013 attacks, which killed three and injured scores, also killed an MIT police officer and hurled explosives at police in a car chase and gun battle. One of the suspects was killed and the other escaped, to be captured later near the scene when he was found in a boat.
Smiley N. Pool / Houston Chronicle via AP
Law enforcement and rescue personnel search a apartment complex damaged by the explosion of a fertilizer plant in West, Texas, on April 17. The blast killed as many as 15 people and injured more than 160, officials said.
AFP - Getty Images
People cover their mouths and noses to avoid dust while rocks fall near Ya'an in China's Sichuan Province on April 21, a day after a 7.0 magnitude earthquake hit the region, killing at least 200 people.
Noel Celis / AFP - Getty Images
A bee flies in front of a sunflower at the gates of the University of the Philippines in Manila on April 21. The sunflowers were planted early February for them to reach full maturity just in time for the university's graduation ceremonies.
Munir uz Zaman / AFP - Getty Images
Bangladeshis help evacuate a survivor using lengths of textile after an eight-story building housing garment factory collapsed in on the outskirts of the capital, Dhaka, on April 24. At least 240 people were killed.
A.M. Ahad / AP
A victim's body lies amid rubble at the collapsed garment factory building near Dhaka, Bangladesh. After China, Bangladesh has the largest garment industry in the world.
David Guttenfelder / AP
North Korean soldiers and civilians stand on a footbridge to look at goldfish as they tour the grounds of Kumsusan Palace of the Sun, Pyongyang, the mausoleum where the bodies of leaders Kim Il Sung and Kim Jong Il lie embalmed. The April 25 event was part of celebrations marking the 81st anniversary of the founding of the nation's military, which has an estimated 1.2 million troops.
Charles Krupa / AP
A woman carries a girl as a SWAT team searching for a suspect in the Boston Marathon bombings enters their home in Watertown, Mass., on April 19.
Julio Cortez / AP
A police officer and a crowd of local residents react April 19 to news of the capture of the surviving suspect accused of Boston Marathon bombings and the subsequent killing of a campus police officer.
Darryl Dyck / The Canadian Press via AP
The Detroit Red Wings' Justin Abdelkader, left, and the Vancouver Canucks' Keith Ballard fight during the second period of an NHL hockey game in Vancouver, British Columbia, on April 20.
Joe Biggerstaff wades away from his mother's home north of downtown Grand Rapids, Mich., on April 21, as massive floods hit wide areas of the Midwest.
Adrees Latif / Reuters
Investigators stand amid the ruins after the massive explosion at a fertilizer plant in the town of West, Texas.
Anja Niedringhaus / AP
Afghan boys study at a makeshift school in Nengarhar Province on March 19. Providing education to Afghan boys and girls has been a priority after the collapse of the Taliban, who refused to educate girls.
A gun salute on April 25 marks the 98th anniversary of ANZAC (Australia New Zealand Army Corps) Day, when Australian and New Zealand forces landed on the Gallipoli Peninsula in Russia, an offensive that cost thousands of allied lives.
Robert F. Bukaty / AP
A moment of silence in honor of the victims of the Boston Marathon bombings is observed April 22 near the race finish line, exactly one week after the tragedy.