In this Saturday, Sept. 21, 2013, file photo, a woman who had been hiding during the gun battle runs for cover after armed police enter the Westgate Mall in Nairobi, Kenya, after gunmen threw grenades and opened fire Saturday, killing at least 22 people in an attack targeting non-Muslims at the upscale mall. First-hand accounts of the chaotic first hours of the four-day siege of Kenya's posh Westgate Mall are beginning to emerge. Photo: AP