A relative grieves after identifying a body at a funeral home in Nairobi, Kenya, on April 6, 2015. Several days earlier, gunmen stormed Garissa University College in Garissa, Kenya, and killed at least 147 people. The Somalia-based Al-Shabaab militant group claimed responsibility for the assault.
A relative grieves after identifying a body at a funeral home in Nairobi, Kenya, on April 6, 2015. Several days earlier, gunmen stormed Garissa University College in Garissa, Kenya, and killed at least 147 people. The Somalia-based Al-Shabaab militant group claimed responsibility for the assault.
Ben Curtis/AP
Abandoned shoes remain at the scene of the attack on April 6, 2015.
Abandoned shoes remain at the scene of the attack on April 6, 2015.
AP
A nun prays during an Easter service at a Garissa church on April 5, 2015.
A nun prays during an Easter service at a Garissa church on April 5, 2015.
Ben Curtis/AP
People in Garissa crowd around a mortuary window on April 4, 2015, to view the bodies of the alleged attackers. Authorities later paraded the bodies through a crowd on the bed of a pickup truck.
People in Garissa crowd around a mortuary window on April 4, 2015, to view the bodies of the alleged attackers. Authorities later paraded the bodies through a crowd on the bed of a pickup truck.
Ben Curtis/AP
Members of the public view the bodies of the alleged attackers on April 4, 2015.
Members of the public view the bodies of the alleged attackers on April 4, 2015.
Ben Curtis/AP
Survivor Cynthia Cheroitich speaks to a television reporter at a hospital ward in Garissa on April 4, 2015. Cheroitich told CNN she hid in a closet, covering herself.
Survivor Cynthia Cheroitich speaks to a television reporter at a hospital ward in Garissa on April 4, 2015. Cheroitich told CNN she hid in a closet, covering herself.
Andrew Njuguna/AP
Students mourn the victims on April 3, 2015.
Students mourn the victims on April 3, 2015.
Carl de Souza/AFP/Getty Images
Students get on a bus at the gate of the school on April 3, 2015.
Students get on a bus at the gate of the school on April 3, 2015.
Khalil Senosi/AP
Students listen to an address by Joseph Nkaissery, Kenya's interior minister, on April 3, 2015. He vowed that the country would not bow to terrorist threats.
Students listen to an address by Joseph Nkaissery, Kenya's interior minister, on April 3, 2015. He vowed that the country would not bow to terrorist threats.
CARL DE SOUZA/AFP/Getty Images
A Kenyan soldier stands guard in Garissa on April 2, 2015.
A Kenyan soldier stands guard in Garissa on April 2, 2015.
CARL DE SOUZA/AFP/Getty Images
A woman is helped away from the building where she had been held hostage at the school.
A woman is helped away from the building where she had been held hostage at the school.
DAI KUROKAWA/EPA/LANDOV
A student hostage is escorted out of the school after troops ended the gunmen's siege on April 2, 2015.
A student hostage is escorted out of the school after troops ended the gunmen's siege on April 2, 2015.
CARL DE SOUZA/AFP/Getty Images
Kenyan soldiers take cover as heavy gunfire continues in front of the school on April 2, 2015.
Kenyan soldiers take cover as heavy gunfire continues in front of the school on April 2, 2015.
DAI KUROKAWA/EPA/LANDOV
Kenyan soldiers take cover as shots are fired in front of the university on April 2, 2015.
Kenyan soldiers take cover as shots are fired in front of the university on April 2, 2015.
DANIEL IRUNGU/EPA/LANDOV
A local resident shows a bullet allegedly from the militants in front of the school.
A local resident shows a bullet allegedly from the militants in front of the school.
DAI KUROKAWA/EPA/LANDOV
Members of the Kenyan Red Cross gather outside a hospital in Nairobi to receive victims of the attack on April 2, 2015.
Members of the Kenyan Red Cross gather outside a hospital in Nairobi to receive victims of the attack on April 2, 2015.
SIMON MAINA/AFP/Getty Images
Kenyan soldiers stand guard in front of the school on April 2, 2015.
Kenyan soldiers stand guard in front of the school on April 2, 2015.
DAI KUROKAWA/EPA/LANDOV
A Kenyan soldier takes cover as shots are fired in front of the school on April 2, 2015.
A Kenyan soldier takes cover as shots are fired in front of the school on April 2, 2015.
DAI KUROKAWA/EPA/LANDOV
Students take shelter in a vehicle after fleeing the attack.
Students take shelter in a vehicle after fleeing the attack.
AP
Students step out of a house in Garissa where they sought refuge after escaping the attack.
Students step out of a house in Garissa where they sought refuge after escaping the attack.
AP
Police officers take positions outside the school as an ambulance carries victims to a hospital in Garissa.
Police officers take positions outside the school as an ambulance carries victims to a hospital in Garissa.
AP
Students leave a house where they had taken shelter on April 2, 2015.
Students leave a house where they had taken shelter on April 2, 2015.
AP
Local residents donate blood at a hospital in Garissa on April 2, 2015.
Local residents donate blood at a hospital in Garissa on April 2, 2015.
AP
Kenyan police take cover outside the school during the attack.
Kenyan police take cover outside the school during the attack.
AP