South Bend, Indiana Mayor Pete Buttigieg sat down with CBS News political correspondent Ed O'Keefe on Monday in Iowa, where he launched a new bus tour across the state, to discuss his "Medicare for all who want it" plan. The Democratic presidential hopeful also discussed the importance of winning Iowa, foreign policy, community policing and his efforts to win over black and Latino voters. Buttigieg comments on his marriage to husband, Chasten, and whether the country is ready for a gay president.

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