1.   - Watching the roof open on opening night at Bank One Ballpark in Phoenix.

2.   Come spring, its retractable roof will open and the lights will reveal a glittering desert diamond.

3.   Most fans headed to the exits shortly after the seventh inning, when the roof opened, letting in mosquitoes and humidity.

4.   Peeler was checking the forecast, because even though the roof opens quietly, the Mariners want to keep the same conditions throughout each game.

5.   The proposed roof would open roughly the width of the field but would not retract entirely.

6.   The roof opens to let light stream into the room.

7.   The roof opened.

8.   The roof opens and closes, which is about all one can ask of a roof.

9.   With great ceremony, Fox commentator John Madden signaled, and, with even more effect, the SkyDome roof opened.

10.   Still, some players wanted the roof open so their fitness or playing style, better suited to wind and sun, might give them an edge.