Photos: Tragedy and terror in Nairobi
Gunmen stormed an upscale shopping malll in Nairobi, Kenya on Sept. 21, killing dozens of shoppers.
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Foreign forensic experts
U.S., British, Canadian and Israeli agencies are helping Kenya investigate the attack claimed by Somali Islamist militants on the Nairobi shopping mall that killed at least 72 people and destroyed part of the complex, officials said on Wednesday.