Laura Roesler and Ajee Wilson both faced some trouble in their prelims but ultimately advanced to Saturday's final unscathed. Boris Berian and Erik Sowinski had an easier time of it on the men's side.

The 3000 has Matthew Centrowitz, Lawi Lalang, Stephen Sambu Cam Levins Trevor Dunbar, Pat Casey and Hassan Mead. Eric Jenkins vs Ben Blankenship in the 1500, Andrew Wheating in the 800, and Shannon Rowbury, Treniere Moser and Geena Gall in the women's 800. *Allyson Felix Vs Jenna Prandini And English Gardner In The 60m

The men's race has David Torrence, AJ Acosta and Riley Masters and Olympian Geena Lara (Gall) leads the women. *Race Website Race includes an interesting team concept which determines prize money breakdown.

Great performances all around by the US team with 3 of the 4 legs running the fastest splits on the day. The USA is the best 4 x 800 country in the world.

LRC Brenda Martinez was "Absolutely Brilliant"