Where plaintiffs who seek to appeal a denial of class certification despite a settlement of their individual issues must demonstrate that they retain a concrete interest in the matter.The 7th U.S. Circuit Court of Appeals dismissed an appeal from a decision by U.S. District Judge Jorge L. Alonso.On Dec. 22, 2014, Marquise Wright was arrested by Calumet City police. The officers did not have an arrest warrant for Wright at the time of the arrest. The incident underlying the arrest involved a murder of one person and the …