Galen Rupp to run surprise half-marathon on Friday

Rupp and Japanese marathon record-holder Suguru Osako will headline the Eugene, Ore., race

Top ‘leaving it all on the course’ running moments

Some of the best times runners did everything they could to get across the finish line

Galen Rupp’s monster pre-trials workout

The workout that let Rupp know he was getting back to his old form