- -- A family whose home was raided by Concord police using a mistaken search warrant has filed a federal lawsuit charging police with negligent judgment and with targeting African Americans. City officials say the raid was legal and was based on information provided by a reliable informant whose tips had led to at least nine drug and gun arrests in the past two years. Attorney Sharon Jumper of Charlotte is representing Concord residents Leonard Mackin, Charlene Howie and four children, who are African Americans. [continues 575 words]