Campbell v. United States
In brief
The Supreme Court refused to hear the case (denied the petition) and did not decide whether the cross-examination limit was constitutional.
- Where it stands
- Decided
Decided · May 26, 2020
- What it’s about
- This case asks whether a defendant's constitutional right to confront witnesses is violated when a trial court stops them from cross-examining accomplices about potential sentencing benefits they might get for cooperating.
- Who it affects
- The order gave the parties no Supreme Court answer on whether this questioning limit violated the Constitution.
Summary: written with AI from the case record.

What it's about
It also asks what standard of review appellate courts should use for these violations.
The dispute came from the Ninth Circuit and involved limits on questioning accomplice witnesses about possible sentencing benefits for cooperation.
Question presented
Whether a defendant's constitutional right to confront witnesses is violated when a trial court stops them from cross-examining accomplices about potential sentencing benefits they might get for cooperating.
What the Court decided
Holding
Petition DENIED.
What's next
The Court has finished this docket action. The record identifies no further Supreme Court step, and this order does not resolve the constitutional question.
Documents
Opinions
Key filings
Docket activity
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AI analysis generated: Case Briefing
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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.