"As a practical matter, all that is needed are alerts for "lost child" and "lost adult." Details should go in the accompanying text message, to tell you and me if we should be looking for a four-year-old Native American child or a 60 year old law enforcement officer: it's supposed to be way to help out, not an overloaded "thin blue line" flag with a special stripe for each and every sliver of the population who might be at risk.".