Palestinian Paralympic athlete Khamis Zaqout exercises at a gym in Gaza City May 29, 2012. Wheelchair-bound Zaqout from Gaza, who lost the use of his legs while working on a building site in Israel two decades ago, is Palestine's best hope for a Paralympic medal in London this month. Zaqout will compete in the shot put, discus and javelin at the Aug. 29-Sept. 9 Games. Picture taken May 29, 2012. To match story OLYMPICS-PARALYMPICS-PALESTINE.