Marquavion D. Brown Homicide Marquavion Deshawn Brown 19 YOA 265 Madison Street Waterloo, Iowa Black Hawk County November 23, 2019       Case information provided by Waterloo Police Department Investigator Brice Lippert, Cedar Valley Crime Stoppers and related news articles   Marquavion D. Brown, 19, was shot to death in Waterloo, Iowa, on Saturday, […]