Docket 25-51
Klein v. Martin
DecidedJan 26, 2026
Per Curiamdecision
Source: CourtListener.
Court reverses new trial on accessory-to-attempted-murder conviction, citing habeas rules
What it does
The ruling reverses a Fourth Circuit decision that had upheld a federal district court's grant of a new trial to a Maryland prisoner convicted as an accessory to attempted murder. It holds that the state appellate court correctly applied the legal standard for evaluating whether withheld evidence (a forensic report) was significant enough to require a new trial, and that a reasonable judge could agree with the state court's conclusion that the evidence was not significant enough given the strength of other evidence against the defendant.
Who benefits
State governments and prosecutors, including the Maryland detention facility superintendent named in the case, whose position that federal courts must defer to state court rulings under AEDPA is reaffirmed.
Who is affected
Charles Brandon Martin, the convicted defendant, whose new trial is now vacated and who must continue serving his life sentence pending further proceedings. State prisoners generally seeking federal habeas relief face a reaffirmed high bar for overturning state court decisions.
Practical impact
Martin's new trial is vacated and the case is sent back for further proceedings, meaning he will likely continue serving his life sentence unless further appeals succeed. The decision reinforces strict limits on when federal courts can override state court rulings in habeas cases, making it harder for state prisoners to win federal relief even when courts disagree with how a state court weighed evidence.
Majority reasoning
The Court held that federal habeas law requires federal courts to give state court decisions the "benefit of the doubt" and grant relief only when the state court's decision was so unreasonable that no fairminded jurist could agree with it. The Court found the Maryland appellate court had correctly stated and applied the Brady materiality standard—asking whether there was a reasonable probability the trial result would have differed—rather than the incorrect sufficiency-of-evidence test the Fourth Circuit accused it of using. The Court also found that, given the strength of DNA evidence, motive, opportunity, and witness testimony against Martin, a fairminded jurist could reasonably conclude that disclosure of the forensic report would not have changed the trial's outcome. The Fourth Circuit erred by imposing opinion-writing standards on the state court and by second-guessing witness credibility and evidentiary weight in ways inconsistent with AEDPA's deferential standard.
Constitutional question
Under federal habeas law (AEDPA), did the Fourth Circuit properly grant relief to a state prisoner by concluding no fairminded jurist could agree with the state court's finding that undisclosed evidence was not material to the verdict?