SCOTTSDALE, Ariz. - Scottsdale police investigated a possible explosive device near Downtown Scottsdale.

The nearest cross streets are Drinkwater Boulevard and Osborn Road.

Scottsdale police said no explosive materials were found in a vehicle was parked outside the Scottsdale City Court Sunday morning at 8:15 a.m.

An officer had observed suspicious items inside the vehicle.

According to Scottsdale police, a certified explosives dog was called in and alerted on the vehicle.

The vehicle is a decommissioned police patrol vehicle.

Residents have been allowed to return home and the streets have been re-opened.