The area in front of the Boulder High School is seen cordoned off after police responded to an unconfirmed report of an active shooter in Boulder, Colorado, U.S., February 22, 2023. REUTERS/Kevin Mohatt
The area in front of the Boulder High School is seen cordoned off after police responded to an unconfirmed report of an active shooter in Boulder, Colorado, U.S., February 22, 2023. REUTERS/Kevin Mohatt