Boylan

NOT FOR PUBLICATION FILED

UNITED STATES COURT OF APPEALS MAR 3 2026

MOLLY C. DWYER, CLERK

U.S. COURT OF APPEALS

FOR THE NINTH CIRCUIT

UNITED STATES OF AMERICA, Nos. 24-3077, 24-6045 D.C. No. Plaintiff - Appellee, 2:22-cr-00482-GW-1 v.

MEMORANDUM*

JERRY NEHL BOYLAN,

Defendant - Appellant.

Appeal from the United States District Court for the Central District of California George H. Wu, District Judge, Presiding

Argued and Submitted December 2, 2025 Pasadena, California

Before: CALLAHAN, OWENS, and KOH, Circuit Judges.

Defendant Jerry Boylan appeals from his conviction for seaman’s

manslaughter in violation of 18 U.S.C. § 1115. He raises jury instruction and

* This disposition is not appropriate for publication and is not precedent except as provided by Ninth Circuit Rule 36-3. expert witness testimony challenges.1 As the parties are familiar with the facts, we

do not recount them here. We have jurisdiction under 28 U.S.C. § 1291, and we

affirm.

1. Boylan argues that the district court erred in delivering its jury instruction

on causation under 18 U.S.C. § 1115. We decline to decide…