holliday had to watch the 2005 u.s. adult championships from the stands with a brace on his right leg. one week before the championships, holliday broke his leg and was forced to undergo surgery to repair the patellar tendon, missing two years of competition. returning to competition holliday won the silver medal in 2007 and the bronze medal in 2008 at the u.s. adult championships. finally at the 2009 u.s. adult championships in grand rapids, michigan, holliday regained the national title. at the 2010 u. s. adult championships in bloomington, minnesota holliday successfully defended, and captured his fifth title with a score of 49.56. a mere 0.25 separated the top 3 medalists.