PreCheck started out in a phase many considered to be obnoxious -- that is, it was open only to the highest-spending elite customers "invited" by participating airlines. But it's since been expanded to encompass a much bigger segment of the general flying population, including those who belong to the popular Global Entry program of the Customs and Border Protection agency, which provides easier reentry into the U.S., allowing members to breeze through immigration and customs without waiting in those Ellis Island-like lines. And the T.S.A. is also starting up its own opt-in PreCheck program, which it has described as a kind of "Global Entry lite."
So far so good, right?
So here's the T.S.A.'s announcement in full, with the list of airports: