FRESNO, Calif. (KFSN) -- Fresno police say a man handed a note to security at Community Regional Medical Center (CRMC) on Monday demanding $50 million or he would start killing doctors.Police say the suspect, 40-year-old Chan Scott, was brandishing a knife in "an angry and threatening manner." Security guards then displayed their Tasers, although they did not use them on Scott -- who ran from the scene.While police were looking for Scott, they received a call from a payphone at the Fulton Mall. The male caller told police that someone was at CRMC killing doctors.Police suspected that Scott was making the call and located him a short time later near the Fulton Mall in Downtown Fresno.Scott was arrested for making terrorist threats, and attempted robbery, among other charges.Scott was taken to CRMC for a mental health evaluation.