Julián Castro on Black Lives Matter, Leadership within the Latino Community, and More Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email Former Secretary of Housing and Urban Development Julian Castro introduces Democratic presidential candidate Sen. Elizabeth Warren, D-Mass., during a campaign event, Sunday, Jan. 12, 2020. ( AP Photo/Patrick Semansky ) Produced by Jose Olivares and Katerina Barton Hosted by Tanzina Vega Produced by GBH, PRX and WNYC Studios