Three charged with murder in Colorado rock-throwing death

Three Colorado high school students have been charged with first-degree murder in a case in which a woman died after a large rock was thrown through her windshield, the district attorney said Wednesday.

Alexa Bartell, 20, died after the landscaping rock struck her vehicle as she was driving down a street in Westminster, a city in the Denver area, about 10:45 p.m. on April 19.