EL PASO — A rising star in the Democratic party is coming to El Paso. San Antonio Mayor Julian Castro will give a speech February 28th as part of a Democratic fundraiser. Castro delivered the keynote speech during the 2012 Democratic National Convention and also served as a co-chairman of President Obama's re-election campaign. The 37 year-old is also the youngest mayor of a top 50 American city. Castro's speech will begin at 7:30 on February 28th at the Black Pearl Club. Tickets cost $25, although students can get in for free with a valid student ID.