The case of Jeffrey Jerome Salinas v. United States in 2005 involved the issue of whether a defendant's silence during noncustodial questioning can be used as evidence of guilt at trial. The Supreme Court ruled against Salinas, stating that his Fifth Amendment rights were not violated when prosecutors used his silence as part of their case against him. The court reasoned that since he was not under arrest or otherwise compelled to speak, and did not explicitly invoke his right to remain silent, it was permissible for the prosecution to comment on his lack of response to certain questions during interrogation. This ruling has significant implications for criminal defendants who choose not to answer police questions before they are formally arrested or read their Miranda rights.

The dissenting opinion in the case of Jeffrey Jerome Salinas v. United States argued that the majority's decision to uphold Salinas' conviction was a violation of his Fifth Amendment rights. The dissenters believed that Salinas had not voluntarily waived his right to remain silent, and therefore any self-incriminating statements he made should have been excluded from evidence at trial. They also disagreed with the majority's interpretation of "custodial interrogation," arguing that it should be broadly defined to include any situation where a person feels compelled by law enforcement officials to answer questions, regardless of whether they are formally under arrest or not. Furthermore, they criticized the majority for failing to consider how their ruling could potentially lead police officers into coercive tactics during questioning sessions.