Carroll County first responders were dispatched Friday in response to two serious motor-vehicle accidents that occurred within an hour of each other. At approximately 11:48 a.m. the Iowa State Patrol, Carroll County Emergency Medical Services and Carroll County Sheriff’s Office responded to the scene of a single-vehicle accident near the intersection of 270th Street and Delta Avenue northeast of Manning. Injured parties were transported to Manning Regional Healthcare Center (MRHC) for treatment. The Carroll and Lidderdale Fire Departments, Carroll County Sheriff’s Office and Carroll County Emergency Medical Services were dispatched about an hour later at approximately 12:54 p.m. to the intersection of 130th and Robin Avenue north of Lidderdale to the scene of a two-vehicle collision. Serious injuries have been reported in that accident. Carroll Broadcasting will bring you more information as official reports become available.