Still Trying to get this right

Trasylol, Denmark, Gustavo Dudamel | February 17, 2008
The FDA’s failure to remove Trasylol, a common clotting drug used during surgery, could have killed thousands of people. Scott Pelley reports; Morley Safer finds out why the Danes are considered the happiest people on earth; Bob Simon profiles classical music conductor, Gustavo Dudamel.