In this video grab provided by Fox 10 News, a vehicle involved in a police car chase is followed on an interstate highway by a television station helicopter west of Phoenix, Friday, Sept. 28, 2012. Police say a man fatally shot himself in the head on live national television at the end of the high-speed chase that began in Phoenix when the driver stopped, ran into the desert and placed a handgun to his head and fired. (AP Photo/Fox 10 News)
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