city, four injured QUETTA, Pakistan, Nov 2, SPA -- A powerful car bomb explodedTuesday near the offices of a top government official inthe southwestern city of Quetta, injuring at least fourpeople, police said. Baluchistan Chief Minister Jam Mohammed Yousuf was stayingin his residence not far from the blast site in the citycenter, but was unhurt. There was no immediate claim of responsibility.--SPA1509 Local Time 1209 GMT www.spa.gov.sa/214957