Shooting witness: We crawled under cars

A policeman carries a baby to safety after masked gunmen stormed an upmarket mall and sprayed gunfire on shoppers and staff, killing at least six on September 21, 2013 in Nairobi. The Gunmen have taken at least seven hostages, police and security guards told an AFP reporter at the scene. AFP PHOTO/SIMON MAINA        (Photo credit should read SIMON MAINA/AFP/Getty Images)
A policeman carries a baby to safety after masked gunmen stormed an upmarket mall and sprayed gunfire on shoppers and staff, killing at least six on September 21, 2013 in Nairobi. The Gunmen have taken at least seven hostages, police and security guards told an AFP reporter at the scene. AFP PHOTO/SIMON MAINA        (Photo credit should read SIMON MAINA/AFP/Getty Images)

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