Thousands Rally in Florida for Trayvon Martin; Sanford Police Chief Steps Down 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 New Yorkers attend a rally in memory of a Trayvon Martin, a black teen who was shot to death by a neighbor in Florida. ( Janet Babin/WNYC ) Produced by Mythili Rao Produced by PRI and WNYC