Anthony Lee Mansfield v. Detective Robert Wright, et al.

District Court, M.D. Florida·Decided May 15, 2026·No. 8:26-cv-01400·Unknown

Opinion

UNITED STATES DISTRICT COURT MIDDLE DISTRICT OF FLORIDA TAMPA DIVISION

ANTHONY LEE MANSFIELD,

Plaintiff,

v. Case No. 8:26-cv-1400-WFJ-AEP

DETECTIVE ROBERT WRIGHT, et al.,

Defendants. /

ORDER

Anthony Lee Mansfield is a Florida prisoner serving a life sentence for first-degree murder resulting from the unlawful distribution of fentanyl. State v. Mansfield, No. 24-CF- 5519 (Fla. 13th Jud. Cir. Ct.). He initiated this action by filing a pro se civil-rights complaint under 42 U.S.C. § 1983. (Doc. 1). Upon review, see 28 U.S.C. § 1915A, the Court concludes that Mr. Mansfield’s claims are barred by Heck v. Humphrey, 512 U.S. 477 (1994), because they challenge the validity of his state-court conviction. In his complaint, Mr. Mansfield alleges that he was subjected to a “false indictment” for first-degree murder, that he did “not cause the death of the victim” and “never sold or gave [him] drugs on [the] date at hand,” and that the death “was an accident not a homicide.” (Doc. 1 at 7-8). Based on these allegations, he sues Detective Robert Wright, State Attorney Susan Lopez, and Assistant State Attorney Chinwe Fossett. (Id. at 2-3). As relief, Mr. Mansfield seeks $50 million in damages. (Id. at 10). Heck bars this action. Under Heck, a plaintiff’s § 1983 suit must be dismissed if “a judgment in favor of the plaintiff would necessarily imply the invalidity of his conviction

or sentence.” 512 U.S. at 487. The plaintiff may proceed only after showing “that the conviction or sentence has been reversed on direct appeal, expunged by executive order, declared invalid by a state tribunal authorized to make such determination, or called into question by a federal court’s issuance of a writ of habeas corpus.” Id. at 486-87. Simply put, “a state prisoner’s § 1983 action is barred (absent prior invalidation)—no matter the relief sought (damages or equitable relief), no matter the target of the prisoner’s suit (state

conduct leading to conviction or internal prison proceedings)—if success in that action would necessarily demonstrate the invalidity of confinement or its duration.” Wilkinson v. Dotson, 544 U.S. 74, 81-82 (2005). Mr. Mansfield challenges his first-degree-murder conviction on the grounds that he is “innocen[t],” that the indictment was “false,” and that the charge “went against [the]

medical evidence.” (Doc. 1 at 5-10). Success on these claims “would necessarily imply the invalidity of [Mr. Mansfield’s] conviction.” Heck, 512 U.S. at 487. Because Mr. Mansfield does not—and cannot—allege that his conviction has been invalidated, Heck bars this action. See, e.g., Abella v. Rubino, 63 F.3d 1063, 1065 (11th Cir. 1995) (Heck barred “damages claims [that] rest[ed] on the contention that the defendants unconstitutionally

conspired to convict [plaintiff] of crimes he did not commit”); Williams v. Peach Cnty. L. Enf’t Ctr., No. 22-10323-J, 2022 WL 18492375, at *1 (11th Cir. Sept. 30, 2022) (“Because [plaintiff] claimed that he was ‘falsely accused’ of, and imprisoned for, ‘bogus’ charges, a civil judgment in his favor under § 1983 necessarily would imply the invalidity of the underlying conviction for which he was imprisoned.”); Clement v. McCarley, 708 F. App’x 585, 589 (11th Cir. 2017) (“[Plaintiff’s] false arrest claim was barred by Heck. His claim would clearly imply the invalidity of his convictions because it is based on the assertion that there was no probable cause to believe he had committed the offense for which he was convicted.”). Thus, the Court dismisses the complaint without prejudice.' See Petersen v. Overstreet, 819 F. App’x 778, 779 (11th Cir. 2020) (“[C]ases barred by Heck . . . are typically dismissed without prejudice.’’). Accordingly, it is ORDERED that Mr. Mansfield’s complaint, (Doc. 1), is DISMISSED without prejudice. The Clerk is DIRECTED to enter judgment against Mr. Mansfield and to close this case. DONE and ORDERED in Tampa, Florida, on May 15, 2026.

WILLIAM F. ars UNITED STATES DISTRICT JUDGE

Mansfield’s claims against State Attorney Lopez and Assistant State Attorney Fossett are also barred by the doctrine of prosecutorial immunity. See Mullinax v. McEthenney, 817 F.2d 711, 714 (11th Cir. 1987) (“State prosecutors are entitled to absolute immunity from damages under [§] 1983 for all acts intimately associated with the judicial phase of the criminal process.”). And to the extent Mr. Mansfield alleges that he was not given Miranda warnings, “failing to follow Miranda procedures .. . does not violate any substantive Fifth Amendment right such that a cause of action for money damages under § 1983 is created.” Jones v. Cannon, 174 F.3d 1271, 1291 (11th Cir. 1999); see also Vega v. Tekoh, 597 U.S. 134, 138 (2022). -3-

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Anthony Lee Mansfield v. Detective Robert Wright, et al., (M.D. Fla. 2026).

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Related

Abella v. Rubino
63 F.3d 1063 (Eleventh Circuit, 1995)
Jones v. Cannon
174 F.3d 1271 (Eleventh Circuit, 1999)
Heck v. Humphrey
512 U.S. 477 (Supreme Court, 1994)
Wilkinson v. Dotson
544 U.S. 74 (Supreme Court, 2005)
Victor Lamar Clement v. Carl Lively
708 F. App'x 585 (Eleventh Circuit, 2017)
Vega v. Tekoh
597 U.S. 134 (Supreme Court, 2022)