In this photo taken on Aug. 18, 2014, from left, Dallas County District Attorney Craig Watkins, Dallas County Sheriff Lupe Valdez and Dallas Police Chief David Brown answer questions during a town ... more 
In this photo taken on Aug. 18, 2014, from left, Dallas County District Attorney Craig Watkins, Dallas County Sheriff Lupe Valdez and Dallas Police Chief David Brown answer questions during a town hall at St. Paul United Methodist Church in Dallas, to address concerns about police shootings. (AP Photo/The Dallas Morning News, Nathan Hunsinger) less 
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Associated Press | Photo By The Dallas Morning News, Nathan Hunsinger
Wed, Aug 27, 2014 10:53 AM EDT