Today's guest host is MEASHA BRUEGGERGOSMAN.
-- Surprise celebrity guest host MEASHA BRUEGGERGOSMAN talks to filmmaker BARBARA WILLIS SWEETE about their recent collaboration on the documentary "Songs of Freedom."
-- Filmmaker and African music curator CHRIS KIRKLEY talks about the film Akounak Tedalat Taha Tazoughai -- a homage to "Purple Rain" singer Prince that hopes to shed light on the Saharan Sahel region's Tuareg guitar music.