Students returned to classes at Arapahoe High School on Tuesday.
DENVER - The shooting inside Arapahoe High School prompted several schools and school districts throughout the Denver metro area to be placed on alert Friday afternoon.
Those schools were:
- Littleton Public Schools were placed on lockdown.
- Elizabeth Schools were placed on lockdown after the shooting. That lockdown was lifted around 2 p.m.
- Cherry Creek Schools were put on secured perimeter, which meant the outer doors were locked. They remained on secured perimeter until dismissal time.
- Douglas County Schools were put on lockout, which meant there was an increased alert and all doors were locked. Children were dismissed at the normal time with increased patrols.
- Aurora Public Schools were placed on lockdown as a precaution, according to Aurora PD.
- Larimer County Sheriff's Office said it was increasing visibility at its schools.
- Arvada Police said it was increasing police presence at schools.
In the shooting at Arapahoe High School, Sheriff Grayson Robinson said two students were shot. The student gunman died from a self-inflicted gunshot wound, the sheriff said.
Coverage: Arapahoe High School Shooting
Teachers and staff went back to work at Arapahoe High School on Monday. Students will return to classes on Tuesday.
An online petition drive is asking Littleton Public Schools to give Arapahoe High School shooting victim Claire Davis a diploma at graduation in May.
When an armed student went into Arapahoe High School on December 13, many people sprung into action.
Claire Davis' father asked people to forgive the fellow student who shot and killed his 17-year-old daughter at Arapahoe High School.
The Arapahoe High School shooter entered the school through a door that should have been closed and locked, but was left ajar, Arapahoe County Sheriff Grayson Robinson said.
Gov. John Hickenlooper orders flags lowered to half-staff Wednesday in honor of Claire Davis, the student slain in the Arapahoe High School shooting.
Tickets to the celebration of Claire Davis' life are now available for students and staff at Arapahoe High School.
Claire Davis will be celebrated next week with a memorial at the National Western Stock Show and Complex.
Prosecutors are warning people that scam artists may try to take advantage of the shooting death of Claire Davis at Arapahoe High School by setting up phony websites and requesting donations.