wahbis. a lot of people in the national guard that keeps them in power are as well. the saudis will never forget the takeover in '79 which was very destabilizing to the country. they're walking on eggshells t.'s not going to be solved overnight. it's not going to be solved by algorithms alone. >> bob, thanks so much. the president and first lady there touring this new center for combatting extremist ideology in saudi arabia. you're seeing how the screens work, how the technology is being used in the battle against terrorism. and of course, also today we understand the president will be addressing a large room of young people about the responsibilities that come with twitter and counter terrorism. we're going to continue to mon this and we'll be right back. blueberries and pumpkin. me. wow. and spinach! that was my favorite bite so far.