Police say an inebriated con Barrientos - Hinojosa had his 13-year - old son take him to buy beer at the gas station . Once there , he got into an ambulance and started shooting at another customer , according to authorities . Investigators say the police ordered his son to drive away while he fired his gun in the air . Police pulled over the car near the gas station .
Police say an inebriated Sergio Barrientos-Hinojosa had his 13-year-old son take him to buy beer at the gas station . Once there , he got into an argument and started shooting at another customer , according to authorities . Investigators say the father ordered his son to drive away while he fired his gun in the air . Police pulled over the car near the gas station .