Military judges on two courts
Cox v. United States
In brief
The Supreme Court ended review without deciding Cox’s claims.
- Where it stands
- Decided
Decided 9-0 · June 22, 2018 · Opinion by Justice Curiam
- What it’s about
- Cox challenged Judge Martin T. Mitchell’s service on the Air Force Court of Criminal Appeals and the Court of Military Commission Review at once, and the Court of Appeals for the Armed Forces’ finding that Cox’s claims were moot.
- Who it affects
- The Court gave no answer on whether Mitchell’s overlapping service was lawful or whether Cox’s claims were moot.
Summary: written with AI from the case record.

What it's about
The Supreme Court dismissed its review as improvidently granted (ended review without deciding the legal questions).
The Court of Appeals for the Armed Forces had found Cox’s claims moot before the Supreme Court took the case.
Question presented
1. Whether this Court has jurisdiction to review the cases in Nos. 16-961 and 16-1017 under 28 U. S. C. § 1259(3)? 2. Whether the Court of Appeals erred in holding that Petitioners' claims were moot? 3. Whether these judges' service on the CMCR disqualified them from continuing to serve on the CCAs under 10 U.S.C. § 973(b)(2)(A)(ii)? 4. Whether the judges' simultaneous service on both the CMCR and the AFCCA violated the Appointments Clause?
What the Court decided
Holding
Writ of certiorari DISMISSED as improvidently granted. Opinion per curiam.
- Result
- Dismissed
The vote
What's next
The Supreme Court’s review is over; the order does not identify a next step.
Documents
Docket activity
New analysis added
AI analysis generated: Case Briefing
AI analysis generated: Decision Record
Case data updated: question_presented, extraction_metadata
Case data updated: summary, question_presented, generation_metadata
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Opinion added: Cox
Opinion added: Opinion
Brief added: Questions Presented
Sources
Primary materials plus reporting. Best-effort analysis: this explainer relies on a mix of primary materials and trusted secondary sources. Official filings and opinions remain authoritative.