1 man dead in stabbing, another injured in Arvada 1 person booked on investigation of second-degree murder Denver7 and last updated 2021-05-07 01:21:11-04 ARVADA, Colo. â One man is dead after a stabbing in Arvada, and another man has multiple injuries, according to the Jefferson County Sheriffâs Office. Deputies responded to an unknown situation in the 4800 block of Flower Court at 1 a.m. Thursday. When they arrived, they confirmed a "disturbance" had occurred. A man on scene, later identified as Shane Youngblood, 35, was found dead and had multiple stab wounds. Another adult male was taken to the hospital with multiple injuries.