AdvertisementWisconsin Political Activists Hope A 'Silent Canvass' Will Win Back Black VotersAugust 19, 2018Ian StewartLulu Garcia-NavarrofacebookEmailWisconsin State Rep. David Crowley, right, works with Keisha Robinson, not pictured, of BLOC, Black Leaders Organizing for Communities as he takes part in a silent canvass where Crowley is only allowed to listen to community members like Chrystal Edwards, left, Aug. 7, 2018 Milwaukee. (Darren Hauck for NPR)