v. Lamson & Sessions Co., 948 F.2d 1037, 1039-40 (6th Cir.1991). However, legal conclusions or unwarranted factual inferences should not be accepted as true. Lewis, 135 F.3d at 405. III. Analysis A. Section 1983 claim Under 42 U.S.C. § 1983, a plaintiff must show that a defendant acting under color of state law deprived the plaintiff of his or her constitutional rights. Section 1983 is not the source of any substantive right, but merely provides a method for vindicating federal rights elsewhere conferred. Graham v. Connor, 490 U.S. 386, 393-94, 109 S.Ct. 1865, 1870, 104 L.Ed.2d 443 (1989). A municipality is subject to liability only if a claimant’s constitutional rights have been violated. City of Los Angeles v. Heller, 475 U.S. 796, 799, 106 S.Ct. 1571, 1573, 89 L.Ed.2d 806 (1986) (<HOLDING>). Accordingly, finding municipal liability
holding that there is no individual liability under title vii holding that in the fourth amendment context absolving the individual officer of liability shields the municipality from liability holding that an individual is immune from antitrust liability for exercising first amendment right to petition the government holding that legislative immunity shields an official from liability if the act in question was undertaken in the sphere of legitimate legislative activity holding no individual liability under the adea