6th Cir.

United States v. Trent

May 7, 2026 ·25-5770 ·Unanimous · By James Taylor

The Sixth Circuit affirmed the denial of a motion to suppress evidence seized during a traffic stop. The court held that officers had reasonable suspicion to prolong the stop for a canine sniff based on the collective knowledge of prior drug investigations.

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Background

Law enforcement received information that Shaundra Hamilton was traveling to Georgia to obtain methamphetamine for distribution in Tennessee. Officers tracked her cell phone and observed her traveling with Mark Anthony Trent in a rental vehicle on multiple trips. On March 13, 2024, Lieutenant Ford stopped the vehicle for traffic violations. After issuing a warning citation, he sought consent to search, which was denied. A canine unit then arrived and alerted to the vehicle, leading to the discovery of methamphetamine, a firearm, and cash. Trent moved to suppress the evidence, arguing the stop was unlawfully prolonged.

The court’s reasoning

The court reviewed the denial of the suppression motion de novo. Under the Fourth Amendment, a traffic stop may be prolonged beyond the time needed to address the initial violation if officers have reasonable suspicion of additional wrongdoing. The court applied the collective knowledge doctrine, imputing information known to Special Agent Bulla and other officers to Lieutenant Ford. This included the history of the suspects, the nature of their trips, the use of a rental vehicle with a license plate cover, and the condition of the vehicle’s interior. The court found these facts provided a particularized and objective basis for suspecting criminal activity, justifying the delay for the canine sniff.

What it means going forward

This decision reinforces the ability of law enforcement to extend traffic stops for canine investigations when supported by the totality of circumstances and the collective knowledge of multiple agencies, even if the responding officer did not personally observe all the underlying facts.

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