William Wingate had been standing on a busy Seattle street corner in July, leaning on a golf club he uses as a cane, when a police cruiser pulled up and the officer inside yelled at Wingate to “put that down.” The resulting exchange — in which the officer claims that Wingate swung the club at her after she asked him to “shut it down” before she arrested him – was captured on the cruiser’s dashboard camera, the footage of which Seattle Police released this week as it apologized for the 2014 incident. The response to that video prompted Seattle Police...