RECIFE, Brazil — They heard about people back home watching during their lunch breaks, streaming on office computers or playing hooky with fellow fans. And then, as the bus pulled away from the hotel Thursday, the U.S. World Cup team was struck with an unusual sight. Hundreds, maybe thousands of fans in red, white and blue, walking for miles around stalled cars through nearly hip-high water along streets and highways, making their way to the stadium to cheer them on.