Officer Darden believes a crime has been committed at a certain location. Before entering the premises to investigate, what must he first obtain?

Before entering the premises to investigate, Officer Darden must have a search warrant granted by a judge based on probable cause. Judges review information submitted based on probable cause. They then determine if there is enough evidence to grant the warrant.

A search warrant granted by a judge based on probable cause.

Police must be careful not to exceed the scope of the warrant.