Marva Davis, mother of Aaron Campbell, who was shot and killed by Portland police in January 2010 makes remarks during a interview outside the Mark Hatfield Federal Courthouse Wednesday, June 8, 2011,... more 
Marva Davis, mother of Aaron Campbell, who was shot and killed by Portland police in January 2010 makes remarks during a interview outside the Mark Hatfield Federal Courthouse Wednesday, June 8, 2011, in Portland, Ore. On Tuesday, the U.S. Justice Department declined to prosecute Portland officers for violating his civil rights. The U.S. Department of Justice announced an investigation Wednesday into whether Portland police officers have engaged in a "pattern or practice" of civil rights violations in their use of force. (AP Photo/Rick Bowmer) less 
1 / 1
Associated Press | Photo By Rick Bowmer
Wed, Jun 8, 2011 5:49 PM EDT