Alexander Martinez-Armstrong was arrested on suspicion of first-degree murder and was being held Monday morning at the Arapahoe County Detention Center without bail, according to inmate records.

An overnight crash with a Regional Transportation District train in northeast Denver’s Park Hill neighborhood killed a pedestrian, police said Monday morning.

Southeastern Colorado residents were ordered to evacuate Sunday afternoon as the rapidly growing Sharpe fire in Oklahoma spread across the state line, according to emergency officials.

The Longmont Emergency Unit, founded in 1957, has struggled in recent years with finding enough funding to keep the lights on.

One person died and another was injured Sunday morning in an HOV lane crash on northbound Interstate 25 in Denver, police said.

The chairman of the Weld County Republicans was arrested Thursday after police say he went to a location expecting to meet with a minor for sex and was met by police.

A 31-year-old Aurora man died in a crash on northbound I-25 near Happy Canyon Road on Friday afternoon, the Colorado State Patrol said.