HOUSTON --One person was killed and five others hospitalized after two vehicles collided downtown overnight. It happened around 2am Sunday at the intersection of Saint Joseph and Milam. Police say one of the drivers ran a red light causing the crash. The man killed was riding in the bed of a truck and was ejected. Both drivers are being tested for alcohol at the hospital. Authorities also plan to look at footage from a nearby surveillance camera to see who was at fault.