DUBUQUE, IA – On August 16, 2025, at approximately 11:10 PM, Dylon Patrick Bly, a 44-year-old white male, was arrested by the Dubuque Police Department at the intersection of 2 E 17th St and Central Ave. The arrest followed an incident leading to charges of Assault While Displaying a Dangerous Weapon (Serious Misdemeanor), Threat of Terrorism (Felony), and Drug Possession of a Controlled Substance (Misdemeanor).

According to authorities, the incident occurred late Saturday night, prompting a swift response from law enforcement. Officer M. Leitzen was involved in the arrest. Bly is currently being held at the Dubuque County Jail on a $10,000 bond.

Details surrounding the circumstances of the arrest remain limited, as the investigation is ongoing. The Dubuque Police Department has not released additional information regarding the nature of the alleged assault, the specifics of the terrorism threat, or the type of controlled substance involved.

Arrest Disclaimer: An arrest does not constitute a finding of guilt. All individuals are presumed innocent until proven guilty in a court of law. The charges listed are based on the initial booking information and may be subject to change as the case progresses through the legal system