@CNN: Only four of the nation’s 41 rail systems required to implement lifesaving technology to prevent train accidents met Monday’s deadline, according to the Department of Transportation https://t.co/nebMyA9Gt3 https://t.co/YGCGgoCL4Z

@CNN: Only four of the nation’s 41 rail systems required to implement lifesaving technology to prevent train accidents met Monday’s deadline, according to the Department of Transportation https://t.co/nebMyA9Gt3 https://t.co/YGCGgoCL4Z