The Colorado Springs Police Department (CSPD) is asking for the community's help in finding a missing at-risk teenager.Demetrius Foster, who is 13 years old, was last seen Monday in the 3100 block of Harpy Grove, which is located near the intersection of Hancock Expressway and Chelton Road. Foster was last seen wearing a brown short-sleeved t-shirt and black jeans.If you have seen Foster, you are asked to call CSPD at (719)444-7000.____Watch KOAA News5 on your time, anytime with our free streaming app available for your Roku, FireTV, AppleTV and Android TV. Just search KOAA News5, download and start watching.