(Salem, OR)  --  Police are searching for an arson suspect accused of setting fire to a middle school in Salem.  Police say the man set fire to Waldo Middle School on April 29th, causing roughly 250-thousand dollars in damages.  Police have released surveillance images of the suspect, who is described as a white man in his late teens or early 20s.  CrimeStoppers of Oregon is offering a 25-hundred-dollar reward for information leading to an arrest.