Exif MM * ] 2; FILE - In this Sunday, Aug. 17, 2014, file photo, police wait to advance after tear gas was used to disperse a crowd during a protest for Michael Brown, who was killed by a police officer on Aug. 9, in Ferguson, Mo. The national legal standards that govern when police officers are justified using force against people trace their lineage to a 1984 case from Charlotte, N.C. Brown's shooting has prompted multiple investigations and triggered days of rioting reflecting long-simmering racial tensions in a town of mostly black residents and a majority white police force. (AP Photo/Charlie Riedel, File) Charlie Riedel AP2014
http://ns.adobe.com/xap/1.0/ Charlie Riedel FILE - In this Sunday, Aug. 17, 2014, file photo, police wait to advance after tear gas was used to disperse a crowd during a protest for Michael Brown, who was killed by a police officer on Aug. 9, in Ferguson, Mo. The national legal standards that govern when police officers are justified using force against people trace their lineage to a 1984 case from Charlotte, N.C. Brown's shooting has prompted multiple investigations and triggered days of rioting reflecting long-simmering racial tensions in a town of mostly black residents and a majority white police force. (AP Photo/Charlie Riedel, File) AP2014 Photoshop 3.0 8BIM Z %G P Charlie Riedeln APt AP2014x\FILE - In this Sunday, Aug. 17, 2014, file photo, police wait to advance after tear gas was used to disperse a crowd during a protest for Michael Brown, who was killed by a police officer on Aug. 9, in Ferguson, Mo. The national legal standards that govern when police officers are justified using force against people trace their lineage to a 1984 case from Charlotte, N.C. Brown's shooting has prompted multiple investigations and triggered days of rioting reflecting long-simmering racial tensions in a town of mostly black residents and a majority white police force. (AP Photo/Charlie Riedel, File) 8BIM% K