Gunmen open fire in crowded Kenya mall

A police officer holds a gun to provide cover for customers running out as a shooting took place at the Westgate shopping mall in Nairobi on Sept. 21. Noor Khamis / Reuters

Gunmen stormed a crowded shopping mall frequented by Westerners on Saturday in the Kenyan capital of Nairobi, an apparent terror attack that has killed as many as 22 people. Read full story