A look at Mikhail Gorbachev’s legacy

Mikhail Gorbachev, who ended the Cold War but failed to prevent the collapse of the Soviet Union, died on Tuesday at the age of 91. Guest host Susan Bonner speaks with Pulitzer Prize-winning author Anne Applebaum about Mikhail Gorbachev, the breakup of the Soviet Union and how history will remember him. We also hear from Vladislav Zubok, a professor of international history at the London School of Economics.