Jurors have delivered a guilty verdict for first-degree murder for Joseph Koenig, the Colorado man accused of throwing a rock through the windshield of Alexa Bartell's moving vehicle, killing her.

Koenig, 18 years old at the time, was on trial for first-degree murder as it was claimed ... described the truck moving at 103 mph and throwing the rock that killed Bartell.

Jurors have found Joseph Koenig, now 20, guilty of first-degree murder in the 2023 death of Alexa Bartell, who was killed ...

The last of three friends accused of killing a driver in Colorado by throwing a rock through the windshield of her car was convicted of first-degree murder ... of a two-week trial during which ...

Three Denver-area teens cheered each other during a night of throwing rocks ... during the two-week trial. No one disputed that a 9-pound (4-kilogram) landscaping rock taken from a Walmart parking ...

Joseph Koenig was convicted of first-degree murder in the death of ... which cited comments from attorneys in the trial and offered background on the rock-throwing incident.

Along with the first-degree murder charge ... sped up before throwing the rock, hitting around 80 mph, according to the testimonies of both Kwak and Karol-Chik during the trial.

Three Denver-area teens cheered each other during a night of throwing rocks at ... during the two-week trial. No one disputed that a 9-pound landscaping rock taken from a Walmart parking lot ...

The teens were driving around suburban Denver, throwing rocks ... t convinced Koenig threw the rock, she had urged them to still find him guilty of first-degree murder as a conspirator with ...