Brexit or no, former central banker says global financial system needs fixes

Brexit or no, former central banker says global financial system needs fixes: The pound and European markets took big hits when the United Kingdom voted to leave the EU. Economics correspondent Paul Solman talks to Mervyn King, the former head of the Bank of England and the author of “The End of Alchemy,” who offers a longer view -- and a less alarmed one -- about what Brexit means for global banking and financial stability.