The former St. Louis County prosecutor beat former Rep. Cori Bush in the Democratic primary, and takes office as the party looks to adapt for the future. This article is the second in a six-part MSNBC Daily series, “Meet the Freshman,” featuring six of Congress’ newest faces — three Republicans and three Democrats — in a series of diverse columns that explore the new members’ backstories, policies, home districts and where they fit in this historic political moment. You can read the first