National Highways knew smart motorway was down days before fatal crash - The Telegraph
- National Highways knew smart motorway was down days before fatal crash The Telegraph
- 'Nothing untoward' before fatal M4 crash, jury told BBC
- M4 smart motorway fault fixed after fatal crash, court told BBC
- Grandmother killed after van ploughed into broken down car at 70mph on 'dangerously defective' motorway Yahoo
- Van driver claims smart motorway failure was known days before fatal M4 crash Rayo