On the Mississippi: Cruising Peaceful Waters

Georgi Grechko, the Soviet cosmonaut whose three trips into space have made him a national hero, was at it again. Grechko is a natural when it comes to pleasing a crowd, more than willing to press the flesh and fortified with a broad, kind smile that adds a human touch to his celebrity status. Here he was in fine form again, but on this humid summer evening, in spite of the cheers and waves, the crowd didn't know Grechko from any of the other people he was with. After all, this wasn't Red Square but Red Wing, Minn., and most of...