June 18, 2008 - Referred sequentially to the Committee on Homeland Security and Governmental Affairs for not to exceed 20 days pursuant to the order of January 9, 2007. July 08, 2008 - Placed on Senate Executive Calendar. Calendar No. 691. Subject to nominee's commitment to respond to requests to appear and testify before any duly constituted committee of the Senate. August 01, 2008 - Confirmed by the Senate by Voice Vote.