SWAT officers head to the school; screen image Josh Whitston

Two people were reportedly wounded in a shooting at STEM School Highlands Ranch in Colorado Tuesday.

Police are currently in the process of locating and identifying the shooter(s).

The school is currently on lockdown and police described the situation as “unstable” in a twitter post.

Unstable situation, shots fired at STEM school at Ridgeline and Plaza. Avoid area. Media go to north side of AMC — DC Sheriff (@dcsheriff) May 7, 2019

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STEM school incident: still getting info, believe 2 injured. Please find other routes. Media staging now on south side of AMC! — DC Sheriff (@dcsheriff) May 7, 2019

Police directed parents to pick up their children at a nearby elementary school.

#stemshooting, media will be given an update at staging area. Parents go to Northridge Elementary at 555 Southpark Rd, to pick up your child. — DC Sheriff (@dcsheriff) May 7, 2019

At 4:40 PM ET, police updated and said, “at 1:53 pm responded to STEM school off Ridgeline Blvd in HR on call of shots fired in school, first update, 2 injured, deputies in process of identifying and locating shooter(s). Still active and unstable scene.”

#stemshooting, at 1:53 pm responded to STEM school off Ridgeline Blvd in HR on call of shots fired in school, first update, 2 injured, deputies in process of identifying and locating shooter(s). Still active and unstable scene. — DC Sheriff (@dcsheriff) May 7, 2019

Update: At 5 PM ET it was reported that authorities have two suspects in custody and multiple students are injured.

LATEST: Authorities say two suspects in custody, multiple students hurt at STEM School; authorities are clearing the school room-by-room. — Denver7 News (@DenverChannel) May 7, 2019

Denver Channel 7 is live on the scene:

Authorities are responding to a shooting at STEM School Highlands Ranch. We're told one suspect is down and we're working to learn more. LATEST: https://t.co/Vl3OW0bJMw https://t.co/7xYaj1xSWx — Denver7 News (@DenverChannel) May 7, 2019

STEM School Highlands Ranch is less than 10 miles from Columbine High School.

This story is still developing…please check back for updates.