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Photo by: JIM MAHONEY

Dallas Police Chief David Brown receives a round of applause after addressing a breakfast meeting Wednesday July 7, 2010 of the North Texas Crime Commission at the Park Cities Club, in Dallas. Brown is resuming his public duties more than two weeks after his son was killed. An autopsy found that David Brown Jr. had marijuana and PCP in his system when he fatally shot Lancaster police Officer Craig Shaw and neighbor Jeremy McMillan on June 20. The Father's Day shootings took place during a domestic dispute at an apartment complex. Officers returned fire and killed Brown Jr. (AP Photo/The Dallas Morning News, Jim Mahoney)

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