The shooting happened within view of sightseers outside the front of the building.
Brenda Delgado is wanted for capital murder. Apparently she was jealous because the victim was dating her ex-boyfriend.
The shooting occurred in the Visitors Center of the sprawling Capitol Complex. Staffers, reporters and others were told to "shelter in place" and not allowed to leave their offices.
The incident happened at the "La Angosta" beach.
The incident occurred at the National Western Complex, housing the Colorado Motorcycle Expo.
Juan Francisco López Sánchez has pleaded not guilty to second-degree murder.
Two brothers were killed in a home before the gunman headed to a school.
A man evicted from a shelter was the attacker.
According to reports, the incident began at 5:00 a.m.
A fight caused the incident, according to the police.