Aug. 13, 2019: Noise Pollution’s Impact On Wildlife; Postcards For A Songbird

It's a threat to wildlife that isn't seen, so much as heard: noise pollution. Researchers are working on unique ways to reduce the impact. Then, remembering the late Lauren Watson, founder of Denver's Black Panthers, in his own words. Also, understanding implicit bias in "the Black and the Blue." Finally, an "ugly duckling" story that transcends age.