The man suspected of gunning down a six-year-old boy in an act of road rage was charged with murder June 8, authorities said. Aiden Leos was killed May 21 on his way to kindergarten when the car he was traveling in was shot on the 55 Freeway in Orange, Cali. His mother, who was driving the car, is believed to have been the target of an irate passenger traveling behind her in a Volkwagen SportWagen. Police spent weeks investigating tips and scouring surveillance footage before arresting and charging Marcus Anthony Eriz with murder and the enhancement of discharging a firearm causing death. Wynne Lee, who authorities believe was driving the car, was charged with accessory after the fact. She was also charged with the misdemeanor of possession of a concealed firearm in her vehicle. “He was the one that fired the firearm. She’s the driver of the vehicle,” Orange County District Attorney Todd Spitzer said during a …