On this encore edition of The 21st: We talked with Illinois musicians Sir the Baptist and Poster Children. Plus, we met Florida duo Black Violin and learned how they're using classical music and hip-hop to defy stereotypes.

On the 21st: We talked to Illinois residents taking action to stop the construction of the Dakota Access Pipeline. Plus, we discussed student-athletes' nutrition with sports nutrition experts and heard from an Urbana country band gearing up for the release of their second full-length record.