The House Freedom Caucus, a group of conservative Republican members of the United States House of Representatives, has been known for taking strong stances on various issues, including their support for former President Donald Trump. In the context of the statement you mentioned, it is important to note that my response is based on general information and analysis, as the specific statement you referred to was not provided.

 The phrase "Let Trump Walk or We'll Shut Down the Government" implies that the House Freedom Caucus is willing to use a government shutdown as leverage to protect or support former President Trump. This approach can be seen as an attempt to obstruct justice if it is aimed at preventing or impeding investigations or legal actions against Trump or his administration.

 Obstructing justice refers to any action that interferes with the administration of justice or the investigation of a crime. While it is crucial to consider the specific circumstances and intentions behind the statement, the potential obstruction of justice can be evaluated based on the following examples:

 1. Investigation Interference: If the House Freedom Caucus intends to shut down the government to hinder investigations into potential wrongdoing by Trump or his associates, it could be seen as an attempt to obstruct justice. For instance, if there are ongoing investigations into possible election interference, obstruction of justice, or financial improprieties, a government shutdown could disrupt the work of law enforcement agencies or hinder the functioning of oversight committees.

 2. Legal Proceedings: If the statement aims to obstruct legal proceedings against Trump, it could be seen as an attempt to hinder justice. For example, if there are ongoing court cases related to Trump's business practices, financial records, or potential violations of the law, a government shutdown could delay or disrupt these proceedings, preventing justice from being served.

 It is important to note that this response is based on the assumption that the House Freedom Caucus's statement is intended to obstruct justice. However, without the specific statement or context, it is challenging to provide a detailed analysis or references. To gain a more accurate understanding, it is essential to refer to the original statement, examine the motivations behind it, and consider any relevant legal or political context.