Police did not violate the Fourth Amendment when they failed to obtain a warrant before searching a car driven by a man suspected of stealing a laptop, a federal judge held.In a written opinion last week, U.S. District Judge Virginia M. Kendall denied Dijon Foston’s motion to suppress the firearm and marijuana found in the search.Kendall held the search of the car and a backpack found in the vehicle passed muster under exceptions to the Fourth Amendment’s warrant requirement.In August 2016, a task force that …