12/05/13 - Thursday's Topical Currents begins with Biscayne National Park Superintendent Brian Carlstrom. The park will hold hearings to consider the delicate balance between public usage and protection of national resources. And more. Linda Gassenheimer’s Food & Dining. It’s her annual holiday kitchen gadget program. They make great holiday gifts. That’s Topical Currents Thursday at 1pm on 91.3 WLRN.