mashable.com - The deadly siege at an upscale Nairobi shopping mall continues after a terrorist attack killed at least 68 and injured more than 175 on Saturday, according to officials. An unknown number of people are being held hostage inside Kenya's Westgate Mall, as the death toll steadily climbs.The Somali militant group al Shabaab, which is linked to Al-Qaeda, immediately claimed responsibility for the opening gunfire in the mall.