MASERU, Lesotho (AP) — The deafening roar of hundreds of sewing machines has gone silent. Spools of thread in every color are covered in dust. The warehouse is dark and empty. ‘WE GOT HIM’ Downed U.S.

If there’s something more fascinating than watching cleverly engineered industrial machines do their work, we don’t know what it could be. And at the top of that list has to be the machines that do ...