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Caro v. City of Brownsville — Fifth Circuit affirmed dismissal after Caro failed to brief why his claims were plausible

Unreported / Non-Citable

Case
John H. Caro v. City of Brownsville; Luis Nino; Mario Gomez; Alejandro Baez; Larissa Alvarado
Court
U.S. Court of Appeals for the Fifth Circuit
Judge
Carl E. Stewart (Bill Clinton, 1994); Priscilla Richman (George W. Bush, 2005); Stephen A. Higginson (Barack Obama, 2011)
Date Decided
September 16, 2026
Docket No.
25-40668
Topics
Section 1983, Municipal Liability, Excessive Force, Appellate Waiver
Source
Read the full opinion

Background

John H. Caro sued the City of Brownsville and police officers Luis Nino, Mario Gomez, Alejandro Baez, and Larissa Alvarado over the alleged use of excessive force during his arrest. He asserted violations of the Fourth, Fifth, and Fourteenth Amendments, a claim under 42 U.S.C. § 1983, and a claim under the Americans with Disabilities Act.

The district court granted the defendants’ motion to dismiss. It dismissed the official-capacity claims against the officers as duplicative of the claims against the city, dismissed the municipal-liability claims because Caro identified no specific city policy that allegedly caused a constitutional violation, and concluded that his allegations did not state a viable ADA claim.

The Court’s Holding

The Fifth Circuit affirmed. Reviewing the dismissal de novo, the court explained that a complaint must allege enough facts to state a facially plausible claim for relief.

Caro did not challenge the conclusion that his official-capacity claims were duplicative, identify a city policy or custom alleged in his complaint, or address the dismissal of his ADA claim. His appellate discussion of an alleged failure to document the incident relied on a theory not pleaded in the complaint. Because even pro se litigants must brief arguments to preserve them, and Caro did not explain how his complaint stated a plausible claim, the court upheld the dismissal.

Key Takeaways

  • A plaintiff pursuing municipal liability under Section 1983 must identify a policy or custom that allegedly caused the constitutional violation.
  • Official-capacity claims against municipal officers may be dismissed as duplicative when the municipality itself is also a defendant.
  • Pro se appellants must brief their arguments, and allegations or theories raised for the first time on appeal will not cure deficiencies in the complaint.

Why It Matters

The decision underscores that an appellant must directly confront each ground supporting dismissal. A court of appeals will not construct arguments for a pro se litigant who fails to explain why the pleaded claims are legally sufficient.

It also reinforces the pleading requirements for municipal-liability claims: allegations of officer misconduct alone do not establish liability against a city without a sufficiently alleged causal policy or custom.

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