Space shuttle Discovery mission specialist astronaut Koichi Wakata, Japan Aerospace Exploration Agency, waves Sunday, March 15, 2009 before boarding the astrovan at the Operations and Check-Out Building at the Kennedy Space Center. Discovery's seven member crew is scheduled to liftoff Sunday evening.
COMMENTING POLICY:Readers are encouraged to post comments that are germane to the article. We reserve the right to remove any user, and to delete comments that contain abusive language or personal threats, as well as those that are racist or demeaning. Readers may report comments by clicking "Report Abuse." Once a comment has been flagged, a Baltimore Sun staffer will investigate. Click here for more information on commenting.