10 Hot Storylines At The U.S. Track And Field Championships (United States Olympic Committee)

(Source: United States Olympic Committee) By Karen Rosen | June 25, 2015, 1:22 p.m. (ET) Dawn Harper (center) races against Queen Harrison (left) and Jasmin Stowers in the women's 100-meter hurdles final at the USATF Outdoor Championships at Hornet Stadium on June 28, 2014 in Sacramento, Calif. This is going to be a hot one. The 2015 USATF Outdoor Championships this week will be a real scorcher. Daytime temperatures are expected in the 90s - including forecasts of 99 degrees on Friday and 98 on Saturday - and athletes will be burning up the track to make the team that will compete at the IAAF World Championships in Beijing, Aug. 22-30. With competition running Thursday through Sunday at...