A statement can satisfy the requirements for the dying declaration exception to the hearsay rule only if the statement concerns the cause or circumstances of the declarant's own expected death.

United States v. Wilmore, 381 F.3d 868, 872-873 (9th Cir. 2004) (reversing conviction for being a felon in possession of a firearm because defendant did not have the opportunity for cross-examination with regard to grand....The right of confrontation guaranteed by the Sixth Amendment to the Constitution of the United States bars the introduction against a criminal defendant of testimonial hearsay by a nontestifying declarant unless (i) the absent declarant is unavailable to testify at trial and (ii) the defendant had an adequate opportunity to cross-examine the absent declarant prior to trial.

United States v. Johnson, 440 F.3d 832, 846-847 (6th Cir. 2006) (upholding trial court's admission of Stone's statements [which were recorded surreptitiously by Hardin at the behest of the government] as statements against....Federal Rule of Evidence of Evidence 804(b)(3) or a comparable State rule creates a hearsay exception for a statement which was at the time of its making so far contrary to the declarant's pecuniary or proprietary interest, or so far tended to subject the declarant to civil or criminal liability, or to render invalid a claim by the declarant against another, that a reasonable person in the declarant's position would not have made the statement unless believing it to be true. A statement tending to expose the declarant to criminal liability and offered to exculpate the accused is not admissible unless corroborating circumstances clearly indicate the trustworthiness of the statement.

United States v. Blackman, 66 F.3d 1572, 1578 (11th Cir. 1995) (upholding trial court's admission of agent's in-court testimony [about the witness's out-of-court identification of defendant Kenny as being one of the....A pretrial identification is exempt from the prohibition against hearsay evidence if the witness who made the identification testifies and is subject to cross-examination at the trial or hearing at which the identification is offered and if the witness who made the identification did so after perceiving the person whom he or she identified.