Donald Trump won the Republican nomination last week at a one-of-a-kind convention after a one-of-a-kind campaign. "Sunday Morning" senior contributor Ted Koppel traveled to Cleveland and discovered on the convention floor the answer to a question many have asked about Donald Trump's candidacy: How did a first-time politician take over the Republican Party?
Philadelphia's story began with the birth of a republic. Another chapter will be added to that story when the Democratic National Convention begins and the party nominates its first-ever female presidential nominee. Mo Rocca explores previous chapters of history and culture in the City of Brotherly Love.