Cases of excessive force by Metro Police, whether in a traffic stop gone awry or a fatal shooting, take their toll in lost lives and lingering physical and emotional trauma suffered by victims. Such instances of police misconduct also are costing taxpayers at an increasing rate in the form of expensive litigation and high-dollar settlements. Since 2011, Metro has paid out at least $5 million to settle civil rights lawsuits filed against it. That figure could grow Monday when officials consider a $1.5 million settlement with the widow of Stanley Gibson, an unarmed veteran who was shot and killed by ...