What is the test for cross-examination in a murder trial?

Moreover, because the record showed the "question of defendant's guilt depended to a very large degree on the jury's determination of the relative credibility of the witnesses" (People v. Wagner, supra, 13 Cal.3d at p. 621), the court there found the "highly prejudicial implications arising from the questions asked of defendant on cross-examination could serve only to reduce and impair his credibility and to present him to the jury as a person of criminal tendencies" (ibid.).

Here, the main issue in the case was not whether defendant cut Flores with a knife,

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