表情符号证据错误并不能推翻谋杀罪的定罪——人民诉哈蒙案
Emoji evidence errors don’t undo a murder conviction

原始链接: https://blog.ericgoldman.org/archives/2025/11/emoji-evidence-errors-dont-undo-a-murder-conviction-people-v-harmon.htm

德拉罗萨被判谋杀罪并提出上诉,声称显示他拥枪的脸书消息应被排除。该消息包含表情符号——一个“喜极而泣的脸”和一个“戴着角的笑脸”,一位作证的调查员含糊地将其描述为“笑脸”和“魔鬼角”表情符号。 至关重要的是,最初排除证据动议期间提交给审判法院的证据*根本没有显示这些表情符号*,而是四个矩形。由于法官最初没有看到表情符号,上诉法院裁定驳回动议并非滥用职权。法院认为,当法官只看到矩形时,无法评估德拉罗萨认为表情符号暗示他对枪支暴力漠不关心的论点。 作者批评了这一结果,指出德拉罗萨实际上暴露于未经法院充分审查的证据之下。此案凸显了呈现表情符号等数字证据的挑战,强调了准确描绘以及考虑它们在原始通信时期的显示方式的必要性。法院的意见令人沮丧的是,缺乏证据的视觉示例。

## 表情符号证据与法律挑战 最近的 *People vs. Harmon* 案件凸显了在法庭上使用数字证据——特别是表情符号——的复杂性。该案件围绕着一项谋杀定罪,辩方提交了一则Facebook消息作为证据,但消息中的表情符号在不同平台上显示不同。 核心问题是潜在的误解。表情符号在不同设备和操作系统上可能呈现不同(例如,枪支可能显示为水枪),并且它们的含义可能具有主观性并随时间演变,甚至在性别之间也可能存在差异。辩方在提交证据时犯了错误,导致上诉失败——辩方的失误不应成为重审的理由。 评论员讨论了法律团队需要准确还原数字通信的原始语境,包括表情符号对发送者和接收者*呈现*的方式。一些人建议,法院应优先考虑参与对话者的证词,以理解其意图,而不是依赖外部解读。讨论还涉及关于Facebook等平台更广泛的隐私问题。
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原文

Delarosa was convicted of murder. (Some background on the case). On appeal, he argues the court should have excluded a Facebook message that indicated he owned a gun a few weeks before the shooting. The Facebook message included some emojis:

The law enforcement investigator who testified described the emojis as “a smiley face emoji and a devil horn emoji.” More specifically, the printed Facebook message that was admitted into evidence shows a face-with-tears-of-joy emoji and a smiling-face-with-horns emoji at the end of the message.

Note that face with tears of joy [😂] has different meanings than a regular smiley [there are many variations; this is the grinning face: 😀]. Thus, the investigator’s testimony introduced avoidable ambiguity about the emojis that was potentially misleading to the jury. I believe the “devil horn” and “smiling face with horns” emojis are synonyms, but visually depicting the emojis would have been a better way to explain them. For example, my software renders the smiling face with horns as red [😈], but often the depiction is purple. The appeals court doesn’t address any possible problems with the investigator’s emoji testimony.

Delarosa’s motion in limine to exclude the Facebook message included a printout of that message as an exhibit. However, in that printout,

instead of being followed by two emojis, the message is followed by four closely-spaced rectangles. Neither the text of Delarosa’s in limine motion, nor anything said during the in limine hearing would have informed the trial court that the four rectangles represented two emojis.

Delarosa argued that the emojis shown at trial could have prompted the jury to infer that he had a “glib attitude towards gun violence.” However, the appeals court says that at the time of the motion in limine, the judge didn’t know about the emojis (they were just the unexplained rectangle symbols in the evidence presented to the judge), so the judge couldn’t have evaluated the inference that Delarosa now objects to. Thus, the appeals court resolves this issue on technical grounds, saying the trial court didn’t abuse its discretion in denying the motion in limine due to the garbled evidence Delarosa presented in the motion.

I understand why criminal defendants shouldn’t get a trial do-over if they make mistakes in earlier rounds, but I didn’t love that outcome here. Effectively, Delarosa was exposed to evidence at trial (the message with the emojis) that hadn’t been subject to a motion in limine. In this case, the rectangles should have been a red flag that the printouts weren’t right. One troubling possibility is that Delarosa’s lawyers should have spotted that the exhibit didn’t accurately reflect the evidence, but didn’t.

[Note 1: it’s possibly unfair for an outsider ex post to critique how the litigation team handled a specific item of evidence. I imagine Delarosa’s defense team was dealing with a huge volume of evidence, possibly on short turnarounds, and litigation teams make many reasoned choices that are opaque to outsiders.

Note 2: it’s possible/probable that the trial outcomes would have been the same with or without the Facebook message evidence.]

The broader practice point is clear: lawyers must undertake proper efforts to ensure that the emojis introduced as evidence in court display the correct versions of the emojis. That may be easier said than done, because accurate depictions may require seeing the emojis in both the sender’s and recipient’s contexts and recreating the historical technical environments to depict how the evidence looked at the relevant historical time.

This opinion turns on how the emojis appeared in evidence, but frustratingly the opinion didn’t display any of the evidence showing either the emojis or the rectangle replacements.

Case Citation: People v. Harmon, 2025 Cal. App. Unpub. LEXIS 7318 (Cal. App. Ct. Nov. 18, 2025)

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