Accused Poway synagogue gunman pleads not guilty to deadly shooting
John Earnest, 20, also pleaded not guilty to arson charges for a fire a month earlier at a nearby mosque
John Earnest, accused in the fatal shooting at the Chabad of Poway synagogue, stands in court during an arraignment hearing in San Diego(photo credit: NELVIN C. CEPEDA/POOL VIA REUTERS)