December 7, 2010 3:06 pm Kris Jenner on How She Built the Kardashian Empire Kris Jenner, the head of the Kardashian clan who built a business around her family, discusses how she juggles it all. US & World Videos 1:36 Arizona Senate repeals 1864 abortion ban 1:40 Democrats say Big Oil misled public for decades about climate change 1:45 NYPD enters Columbia University in riot gear to clear protest 4:28 ‘Apples Never Fall' and ‘Jurassic Park' star Sam Neill reveals his real name 3:21 Katy Perry's surprising regret about cheeseburger Met Gala look