A trailer fire in Reno sent two people to a hospital, and the cause of the fire is under investigation. It broke out around 12:15 p.m. Monday at the Reno RV Park on Mill Street. The Reno Department says the fire started in the back of the trailer, which was fully involved when crews arrived. Bystanders informed crews that everyone was out of the trailer, although two residents were treated for smoke inhalation on scene and were taken to a hospital. The trailer is a total loss.