Aurora 911 got an alert about a SIERRA alarm following a robbery at the Walgreens at 18620 E. Iliff Ave., near the intersection with South Tower Road. The SIERRA alarm was issued at 6:48 p.m. Tuesday.

Iliff Avenue at 6:48 p.m. Tuesday. Officers were notified of the robbery by a SIERRA alarm. SIERRA is a GPS tracking device that store employees hid in the stolen stash of oxycontin. According to ...

At about 6:48 p.m. on Tuesday, Aurora dispatchers were notified of a “SIERRA” alarm following a robbery at the Walgreens located at 18620 E. Iliff Ave. Dispatchers were told two suspects had ...