Elaine Cha begins as host of "St. Louis on the Air" on Thursday. We’re excited! She has a wealth of community engagement and journalism experience. Most recently she came from Big Brothers Big Sisters of Eastern Missouri where she was the senior manager of external communications and before that, for nearly five years, the nonprofit’s founding storyteller and journalist. Her media experience includes work for Nine PBS in St. Louis and KPCC in Southern California. Listen to hear about how she’s approaching the role as host of STLPR’s flagship show.