An unidentified gunman opened fire in a tire shop in Simi Valley, California, Tuesday, killing one person and injuring two others before taking his own life, AP reported. The shooting occurred at around 7:30 am in the exclusive enclave about 60 kilometres northwest of Los Angeles, which houses the Ronald Reagan Presidential library. Police said they found two people dead at the scene when officers responded to a report of gunfire and that two others were transferred to hospital.