Chinese 110-meter hurdler Liu Xiang, right, and Russian pole vaulter Yelena Isinbayeva, left, shake hands after a press conference of Shanghai Golden Grand Prix Friday Sept. 18, 2009 in Shanghiai, China. Liu plans to compete at the one-day competition at Shanghai Stadium Sunday. That would be the first race after injury at Beijing Olympics in 2008. AP Photo logo AP Photo 29 months ago

Chinese 110-meter hurdler Liu Xiang, right, and Russian pole vaulter Yelena Isinbayeva, left, shake hands after a press conference of Shanghai Golden Grand Prix Friday Sept. 18, 2009 in Shanghiai, China. Liu plans to compete at the one-day competition at Shanghai Stadium Sunday. That would be the first race after injury at Beijing Olympics in 2008.