2-21-05 A glass installation crew guides a pane of glass into position for a skylight situated above a stairwell that leads to the Senate expansion space. | 2-21-05 A worker guides one of the many panes of glass that will cover a skylight in the Senate expansion space. | 3-07-05 Workers secure a plastic tarp below a skylight to protect it from the fireproofing material that will be applied to the surrounding steel structure. |