porcari nor mr. huerta if you have any comments and reactions to general scovel or general dillingham's statements that were made? >> thank you mr. chairman. in both cases the reports have been very helpful in helping us structure steps forward. we appreciate the fact that they've recognized the steps that have been taken on nextgen implementation. this is a system of systems, so it is very complex and its implementation. but, in every case, we've tried to increase the collaboration with industries, with our partners across the industry spectrum to actually get this technology out there and get the procedures out there and usable as quickly as possible. we do recognize this is a u.s. technological leadership issue that's very important. >> just to add to that, mr. trump has the deputy secretary said, we have had a lot of discussions with the ayachi and gao on the oversight management of the program but one thing i want to stress is the management changes that we have made and the focus on the near-te