Denver protest shooting
Denver prosecutors will charge Matthew Dolloff with second-degree murder in protest shooting
The 30-year-old, who was working as a private, contracted security guard for television station 9News, faces between 16 and 48 years in prison if convicted
Video indicates slain protester was upset about being filmed by 9News producer
Isborn Security Services, the subcontractor that provided Matthew Dolloff as a security guard to 9News, says his actions were "strictly defensive in nature"
9News says it requested unarmed security, wasn’t aware Matthew Dolloff had gun before protest shooting
Lee Keltner, a 49-year-old veteran and custom cowboy hat maker, died in the shooting
Denver security guard acted in self-defense, his lawyer says
Doug Richards, who said he is representing Matthew Dolloff's family, said the man who was shot, Lee Keltner, reached into his shirt which made Dolloff fear for his safety
Denver police identify 9News security guard arrested in fatal protest shooting
Matthew Dolloff, 30, is being held for investigation of first-degree murder