FILE - In this Oct. 2, 2016, file photo, J'volte Jones holds up a cellphone to record video of St. Louis police chief Sam Dotson, left, as Dotson takes questions from the community after briefing the press about an incident where two St. Louis police officers shot a 14 year-old boy in St. Louis. Newly elected Mayor Lynda Krewson announced Wednesday, April 19, 2017 that Dotson, who presided over the police department through the often tumultuous period since the police shooting of Michael Brown in nearby Ferguson, Mo., is retiring. (David Carson/St. Louis Post-Dispatch via AP, File)/St. Louis Post-Dispatch via AP)