Kerry issues an ultimatum to Assad: 'Turn over your chem weapons by the end of this week'

U.S. Secretary of State John Kerry, responding to Charlie Rose's
interview with Syria's President Bashar Assad, said the U.S. knows
Assad's regime gave orders to prepare for a chemical attack, deployed
forces and put them in places where the chemical attack took place.
Also, Kerry asserted videos on social media that "exploded" after the
attacks "could not be contrived." Jeff Glor reports on