How to Challenge Evidence in a New Hampshire Criminal Case

When facing criminal charges in New Hampshire, understanding how to challenge the evidence against you is a critical step toward defending your rights and achieving a fair trial. Evidence forms the backbone of any criminal case. This could include physical evidence like DNA or fingerprints, witness statements, or digital records. Successfully challenging the evidence can be a decisive factor in the outcome of a case, and a skilled defense can identify various ways to cast doubt on the evidence presented by the prosecution. In this guide, we’ll explain the ways in which evidence can be challenged, the different types of evidence that may appear in a case, and the common grounds for questioning the validity of that evidence. At, Tenn And Tenn, PA, we are here to guide you through the legal process and help you navigate the complexities of your case.

James J Tenn Jr

James J. Tenn, Jr.
Attorney

Mayre Tenn

Mary Elizabeth Tenn
Attorney

John Tenn

John J. Tenn
Attorney

Working hard to obtain the best results possible for our clients and fighting to protect their rights.

Understanding Evidence in Criminal Cases

In a criminal case, evidence is presented to prove the accused’s involvement in a crime. The prosecution aims to establish that the evidence shows guilt beyond a reasonable doubt. Evidence can take various forms, such as direct evidence, like eyewitness testimony or surveillance footage, and circumstantial evidence, which suggests involvement indirectly. Knowing the nature of each type is essential for creating an effective defense, as certain types are often more reliable or harder to dispute than others.

Defense strategies in challenging evidence often focus on issues related to its authenticity, reliability, and fairness in the way it was gathered or presented. The more unreliable or questionable the evidence appears, the weaker the prosecution’s case becomes. Effective defense attorneys will scrutinize every piece of evidence to identify areas where it may be flawed or improperly collected.

Types of Evidence That Can Be Challenged

In a New Hampshire criminal case, evidence can be classified into several categories, including physical evidence, documentary evidence, digital evidence, and testimonial evidence. Each of these types has specific characteristics that can impact its reliability.

Physical Evidence: This includes objects like weapons, clothing, or any physical trace that links the accused to the crime scene. Although physical evidence is often considered reliable, it can be challenged on the basis of improper handling, contamination, or misinterpretation of its relevance to the case.

Documentary Evidence: Documents like contracts, letters, or medical records fall under this category. Questions surrounding the authenticity of documents, alterations, and forgery can weaken the reliability of documentary evidence. It’s crucial to ensure that any documentary evidence presented is accurate and directly relevant to the case.

Digital Evidence: With today’s reliance on technology, digital evidence plays a significant role in many cases. Emails, text messages, social media posts, and surveillance footage are some examples. However, digital evidence can sometimes be tampered with, and it requires careful examination to confirm its origin and integrity. It’s possible to challenge the admissibility of digital evidence if there are doubts about its authenticity or if it was obtained unlawfully.

Testimonial Evidence: Witness statements and testimonies are often used as evidence. However, human memory and perception are not always reliable, and testimony can be influenced by bias, pressure, or misunderstandings. Cross-examining witnesses and challenging inconsistencies in their statements are common methods to weaken the credibility of testimonial evidence.

Common Grounds for Challenging Evidence

To weaken the prosecution’s case, defense lawyers often focus on specific grounds for questioning the legitimacy of evidence. Here are some of the common reasons for challenging evidence in a criminal case:

Unlawful Search and Seizure: The Fourth Amendment protects individuals from unreasonable searches and seizures. If law enforcement obtained evidence without a valid search warrant or probable cause, that evidence might be inadmissible in court. For example, if an officer searched a person’s home without a warrant and seized items, those items could potentially be excluded from the case, especially if they did not have any legal reason for the search.

Chain of Custody Issues: For evidence to be considered credible, it must be accounted for from the moment it is collected until it’s presented in court. This process is called the chain of custody. Any breaks in this chain or uncertainty over who handled the evidence can raise questions about its authenticity and reliability. For instance, if a blood sample taken at a crime scene was not properly sealed, stored, or documented, it may be excluded from the trial as its reliability could be compromised.

Questioning the Reliability of Witness Testimony: Witnesses can sometimes provide inaccurate or biased information. Cross-examining a witness to highlight inconsistencies, memory gaps, or potential biases can undermine the credibility of their testimony. In cases where a witness’s account significantly impacts the case, showing that their statement may be unreliable can make a substantial difference in the trial outcome.

Improperly Collected Evidence: Law enforcement must adhere to strict protocols when collecting evidence. If officers fail to follow these protocols, the evidence may be considered invalid. For example, DNA samples that were not collected following proper procedures or evidence contaminated due to improper storage can be challenged. Improper collection raises doubts about the legitimacy of the evidence and whether it accurately represents what happened at the scene.

Bias in Forensic Analysis: In some cases, forensic evidence is used to prove a defendant’s involvement. However, forensic analysis can be influenced by human error or bias, affecting the results. For example, if a fingerprint analysis is conducted by someone with limited experience or who might have a personal interest in the case’s outcome, the results may be unreliable. Questioning the qualifications of forensic analysts and their methods can reveal flaws in forensic evidence.

Challenging Digital Evidence

Digital evidence requires particular attention, as it can be altered, fabricated, or unlawfully obtained. Digital data must be handled carefully to ensure its authenticity. Additionally, in cases where evidence is obtained from personal devices like phones or computers, the Fourth Amendment again protects individuals from unlawful searches. A defense lawyer may challenge digital evidence if it was collected without a warrant or through an invasion of privacy.

Furthermore, verifying the chain of custody in digital evidence is crucial, as data can easily be modified. A defense team may request a forensic analysis of the device or digital file to confirm its originality. By questioning the credibility or legality of digital evidence, the defense may successfully reduce its impact on the case.

How the Right to Remain Silent and Other Legal Rights Protect You

When law enforcement gathers evidence, they are required to uphold a suspect’s legal rights. For instance, if a person is not informed of their right to remain silent or is coerced into making statements, any evidence derived from those statements may be inadmissible. The right to remain silent is fundamental, as it prevents self-incrimination and protects individuals from law enforcement’s coercive tactics. Statements made without an understanding of this right can be suppressed, reducing the evidence available to the prosecution.

Moreover, if a person’s legal rights are violated at any point during the investigation or arrest, evidence gathered as a result of these violations may not be used in court. Ensuring that law enforcement adhered to proper protocol is a key part of a defense strategy and helps to ensure that a fair trial is maintained.

Building a Strong Defense by Challenging Evidence

Challenging evidence in a criminal case requires a comprehensive understanding of both the law and the circumstances of the case. Defense attorneys closely examine all aspects of the evidence, including how it was collected, analyzed, and presented. By identifying weaknesses in the evidence or showing that it does not meet the standard of proof required in a criminal trial, the defense can cast doubt on the prosecution’s case. Building a strong defense often means presenting alternative explanations or raising reasonable doubt, which is essential in a criminal case.

For anyone facing criminal charges in New Hampshire, it is vital to have a defense that questions every piece of evidence. This approach increases the likelihood of achieving a favorable outcome. Remember that the prosecution’s burden is to prove guilt beyond a reasonable doubt, and by challenging evidence effectively, a defense can prevent the prosecution from meeting this high standard.

If you are facing criminal charges in New Hampshire and need assistance challenging the evidence in your case, Tenn And Tenn, P.A. has the experience and dedication to help you pursue the best possible outcome. The team at Tenn And Tenn, P.A. understands the complexities involved in examining and disputing evidence and will work tirelessly to ensure your rights are upheld throughout the legal process. Reach out today to find out how Tenn And Tenn, P.A. can help protect your future.