Mourners gather during a mass funeral service for the more than 150 Congolese Tutsi who were massacred the previous weekend, at Gatumba, a UN-run refugee camp in Burundi, August 16, 2004.

Mourners gather during a mass funeral service for the more than 150 Congolese Tutsi who were massacred the previous weekend, at Gatumba, a UN-run refugee camp in Burundi, August 16, 2004.

© 2004 Aloys Niyoyita/AP Photo