Americans Falter in 100M Freestyle Prelims ATHENS, Greece - Top American sprinters Jason Lezak and Ian Crocker missed the cut in the Olympic 100-meter freestyle preliminaries Tuesday, a stunning blow for a country that had always done well in the event.    Pieter van den Hoogenband of the Netherlands and Australian Ian Thorpe advanced to the evening semifinal a day after dueling teenager Michael Phelps in the 200 freestyle, won by Thorpe...