• Jeremy Renner was helping a stranded family member whose car broke down near his Lake Tahoe mansion when a 14,330-pound snowplow ran over him
• He suffered blunt chest trauma and was ‘critical but stable’ after surgery
• Sources now claim his injuries are severe and he ‘almost died’ waiting for help
• Avengers star has a long road to recovery ahead – possibly ‘as long as two years’

Tagged: Celebrities