Gerardo Hernández, Ramón Labañino, Antonio Guerrero—those names, which mean nothing to most Americans, will be at the center of the celebrations in Havana after news of renewed diplomatic relations between the U.S. and Cuba.

The opening of a new embassy? At least this week, I'm guessing, there's not much comparison. Everybody in Havana knows where the massive building called the U.S. Special Interests Section stands, within sight of the sea. One of the first things I wondered, when I heard about the new U.S.-Cuba relationship, was whether Cuban authorities would now pull down the scores of Cuban flags flying from tall flagpoles right in the face of that building's front wall. They were put there to block sight of an