Mayor Lori Lightfoot calls former Dallas police Chief David Brown the right leader in a time of crisis, announ Chicago Tribune Chicago Police Officer Dies From COVID-19 CBS Chicago Welcome Chicago's new police superintendent Chicago Tribune Chicago officer, who died from COVID-19 complications, identified as 21-year veteran WGN TV Chicago City’s new top cop is former Dallas police Supt. David Brown, mayor says WGN TV Chicago View Full Coverage on Google News from Top stories - Google News April 03, 2020 at 06:11AM