Matthew Rycroft, 37, overturned his car on a motorway slip road and then forced his 12-year-old disabled son Callum, to walk beside him alongside the M62
Matthew Rycroft appeared at his sentencing hearing on a video link from prison, and was seen crying and wiping tears away as he listened, while his ex-partner gave a victim impact statement saying: "Callum died as a result of Matt s actions - something I can t forgive him for."