(Portland, OR) -- McMinnville police are looking for the cause of an explosion. Authorities say they received a report of an explosion in the area of Northeast 11th Street and Evans Street yesterday morning. A woman told police she believed someone placed a device between the sidewalk and the side of her home. She says the blast was so strong it blew out the passenger side of her car and three windows from the side of her home. Police say no one was injured but are asking for any video footage from those living within the boundaries from Northeast Fifth Street to 19th Street or Northeast Baker Street to Galloway Street.