sentences:  However, in the lead up to the 2008 Olympic Games, she shifted her focus solely to the 100 m hurdles.This decision paid off, with Pearson claiming the silver medal in a dramatic final, where the favourite Lolo Jones stumbled and a photo finish was required to decide the minor medals.After the announcement of the official results a jubilant Pearson celebrated enthusiastically with bronze medal winner Priscilla Lopes-Schliep, and gave an emotional trackside interview.