LocalAs police departments eye body cameras, critics question their valueBy Jonathan Levinson (OPB)March 10, 2021 2:07 p.m.Body cams may change minds, but they don’t seem to change law-enforcement officials’ behavior📨 Daily news in your inboxSign up today for OPB’s “First Look” – your daily guide to the most important news and culture stories from around the Northwest.EmailPlease leave this field blankSign up