( CNN ) -- Ben ##net saw four gunmen wearing checked head ##phones open fire . He says the faces of the men were not visible . Mulwa says he heard the shots , but could not understand them . Bendita Williams says she could hear people going store to store .
Ben ##net saw four gunmen wearing checked head ##phones open fire . He says the faces of the men were not visible . Mulwa says he heard the shots , but could not understand them . Bendita Williams says she could hear people going store to store .