mr. chairman and thank you administrator babbit. let me say first of all that we must acknowledge in the overall how safe our aviation system is and we make that our highest prior to. we will always do that. however, as we all know, the flight 3407 is weighing on our minds and we have learned a lot from the investigation but we now must act. let me first ask you, on the timetable, i understand that end of january is when you're looking at the studies and the data that you have a notice and that drags out so let me ask you, and you know that we sent you a letter, a very bipartisan letter led by senator d organ and rockefeller but also senator demint and senator snowe and really bipartisan saying how can we do this faster? that's our question to you. >> well, when we put the notice of proposed rule making we are obligated by the rules of federal procedure to take comments. people have a comment window that we have to observe. we have to then digest those comments. a good example would be one that has slowed down a rule that is again p