mr. healy. next will go to ministry in paris, transportation at the department of homeland security department of homeland security. thank you for the work you've been doing as the acting administrators. the president made the nomination which will come before this committee in congress to be direct your administrator and we hope to move back as quickly as possible. we appreciate your excellent work in the inch round. >> thank you, mr. chairman. good morning chairman lieberman and plenty under his collins and the committee. i thank you for the opportunity to appear today on behalf of the transportation security administration. i like to begin by saying the tsa's core mission as one of counterterrorism. we continue the work we began eight years ago with the establishment of tsa to close vulnerabilities with new technology and new processes and a complex aviation security regime. tsa operates in a high threat environment day in and day out, which drives our officers and ourselves to be ever vigil

mr. healy, we thank you for returning to the committee and welcome your testimony now. >> thank you, sir. chairman lieberman, ranking member collins, senator brown, senator burris, thank you for the opportunity to talk about the terrorist screening center and the watch listing process. the attempted terrorist attack to northwest 253 summer 25th highlight the ever present terrorist threat to our homeland. over the past seven years the tse has played a vital role in the fight against terrorism reintegrating terrorist information from law enforcement and intelligence communities into a single nondatabase known as the terrorist screening center database, tsd beat for the terrorist watch list. this watchlist populates various screening systems used by the government. following the christmas they attack or attempted attack come intense scrutiny has been placed on the requirement to nominate individuals to the watchlist, particularly the no-fly or select the list which are subsets at tsdb. this requir