15 year old girl missing

A 15 year old girl is missing.  Natasha Lynn Charlie Stillaway was last seen on April 2nd at the Victoriaville mall in Fort William.  The young First Nation girl has gone missing before, and her guardian is concerned about her health.  Police are asking for your help in assisting to find her.  Police describe Stillaway as 5'2, weighing around 110 pounds.