Economy historically performs better with split Congress, Mellody Hobson says

A majority of voters say they feel confident about the nation's economy. Our CBS News exit poll found about two-thirds of voters think the economy is "excellent" or "good." That's the highest number in a midterm election since 1998. Ariel Investments president and CBS News financial contributor Mellody Hobson joins "CBS This Morning" with more on how the economy impacted voters.