GOLDEN, Colo. — A man suspected of throwing a rock at an oncoming car and killing a woman is headed to trial on murder and other charges – and it’s expected two others who’ve already admitted guilt will be key witnesses against him.
Jury selection began Friday for Joseph Koenig, who was 18 when Alexa Bartell died on April 19, 2023.
That night, Bartell, 20, was driving along Indiana Street in Jefferson County, on the phone with a friend, when a rock crashed through her windshield and hit her in the head. Her car veered off the road, and she was dead when that friend found her…