The FloTrack crew recaps the third day of the USATF Championships, including: -Shelby Houlihan's incredible kick to win the women's 1500m -Matthew Centrowitz reverting to the Centrowitz of old in the men's 1500m -After Shakima Wimbley set a big PR in the women's 400m, where does she rank among the top Americans in the event? -Has Courtney Frerichs closed the gap on Emma Coburn in the women's steeple? -Who will be the star in the final day of competition?