Trey Kayseas has a medical condition that requires ongoing treatment. (Courtesy: Calgary Police Service)

Calgary police have found a 15-year-old boy who had been reported missing early Sunday morning.

Trey Kayseas was reported missing early Sunday morning after he did not return from a trip to the mall Saturday afternoon. Police had advised earlier that Kayseas has a medical condition that could deteriorate rapidly without treatment.

Police would like to thank the public for their assistance in locating Kayseas.