Car headlights are keeping drivers in the dark, study finds 

WASHINGTON (AP) — Are your car’s headlights keeping you in the dark?

The beams on most cars aren’t doing a good job of helping drivers see down a dark road at night, according to rating of more than 30 midsized car models.

Only one model, the top trim level Toyota Prius V, earned a grade of good. Of the rest, about one-third were rated acceptable, one-third were marginal and one-third were poor.

T...