Types of evidence of the untruthfulness of a witness

Cf. United States v. Baker, 538 F.3d 324, 331 (5th Cir. 2008) (vacating conviction for distributing child pornography because the trial court erroneously admitted NCMEC report [consisting of 46 images provided to law....The hearsay exception for "business records" created by Federal Rule of Evidence 803(6) or a comparable State rule applies only (i) the record is based on the personal knowledge of an entrant with a business duty to record the event or other such matter or (ii) if the record of the event is based on the personal knowledge of a person who had a business duty to transmit the information about the event or other matter to the person or persons who made the record and had a business duty to do so. A person has a "business duty" if the person has a duty to an organization by reason of law, contract, employment relationship, or other such matter to record or report an event, condition, opinion, or other matter to which the business records exception to the hearsay rule may apply.

United States v. Seals, 493 F.3d 600, pin? (7th Cir. 2005) (by discussing only whether considerations such as relevance and prejudice render the other bad acts evidence admissible or inadmissible and by ignoring the possibility of a propensity inference, the court implicitly...Federal Rule of Evidence 404(b) does not prohibit a criminal defendant from offering other crimes or wrongs of non-defendants circumstantially.

Holmes v. South Carolina, 547 U.S. 319, pin? (2006).The right to due process guaranteed by the Fifth and Fourteenth Amendments prohibits the exclusion of probative exculpatory evidence in criminal trials when exclusion of such evidence is unreasonable, arbitrary, or disproportionate.