Balata Refugee Camp, West Bank, June 22, SPA -- Palestinianextremists shot at a building where Palestinian Prime Minister Ahmed Qureia was speaking on Wednesday and an explosive device was detonated as he and his entourage were leaving the Balata refugee camp. Qureia was not injured. The incident began Wednesday morning as Qureia spoke at a sports club near the northern West Bank city of Nablus. Gunmen inside the building fired in the air, at a distanceof more than 100 meters (yards) from the prime minister,witnesses said. Others, who were outside, fired shots atthe building, but the bullets didn't penetrate the wall,they said. Later, as Qureia and his entourage, including severalCabinet ministers, left the building, a new volley ofgunfire erupted and an explosive device was detonated about300 meters (yards) away. None of the officials wereinjured, according to a report of The Associated Press.--SPA1143 Local Time 0843 GMT www.spa.gov.sa/271740