At least two people were injured when a gunman opened fire at a high school in suburban Denver, Colo., Friday, before killing himself, reports indicate.
Information is still coming in, but authorities say that the suspect was a male student at the school, Arapahoe High School, which is located in Centennial.
He had reportedly sought to confront a teacher, officials believe.
The Arapahoe County Sheriff addressed the case moments ago.
One of the victims, who is believed to be a student at the school, remains in critical condition, according to reports from Colorado emergency officials.
Hospital officials said the injured student was in critical condition.
Another student suffered a minor wound, said Arapahoe County Sheriff Grayson Robinson, adding authorities were not sure it was a gunshot wound.
Police did not release the name of the deceased, alleged shooter.