Colorado cell phones received a Blue Alert on Thursday. What are those alerts?

Name: Colorado cell phones received a Blue Alert on Thursday. What are those alerts?
Uploaded: 2023-09-29T16:05:00-0600
Duration: 17 s
Description: Cell phones all over Colorado were pinged with an emergency Blue Alert Thursday evening. However, few people know about the system, which is rarely used.

Cell phones all over Colorado were pinged with an emergency Blue Alert Thursday evening. However, few people know about the system, which is rarely used.