Preparations continue for this fall's meeting of the G-20 leaders at the David L. Lawrence Convention Center, Downtown, Pittsburgh, as a worker works beneath the center on Friday afternoon, August 7, 2009.
G20 Preparations /
Preparations continue for this fall's meeting of the G-20 leaders at the David L. Lawrence Convention Center, Downtown, Pittsburgh, as a worker works beneath the center on Friday afternoon, August 7, 2009.