basis of a single incident, the plaintiff must show the particular illegal course of action was taken pursuant to a decision made by a person with authority to make policy decisions on behalf of the entity being sued. Jenkins v. Wood, 81 F.3d 988, 994 (10th Cir.1996). In their complaint Yanaki and Moss allege that a policy of Kennard that has deprived them of their constitutional rights is shown “by the fact that two Salt Lake County Sheriffs Deputies, one of whom is a Sergeant, were willing to assist in the illegal actions to deprive Moss and Yanaki of their rights.” However, assuming Ken-nard is the “final policymaker” for § 1983 purposes, they fail to allege any conduct by Kennard or by Salt Lake County officials apart from the conduct of Kopp and Herlin. See Melton, 879 F.2d at 724 (<HOLDING>). Neither do they allege that Kennard approved
holding that municipality may not be held liable under  1983 upon theory of respondeat superior holding county cannot be held liable for conduct of elected official constable under  1983 because he is not final policymaker holding that a municipality may be held liable as a person under  1983 holding that a municipality may only be held liable under  1983 for a policy practice or custom recognizing that a municipality may be liable under  1983 if the final policymaker takes the unconstitutional action or when a widespread practice exists